diff --git a/.gitignore b/.gitignore
index 5012171..3a83d22 100644
--- a/.gitignore
+++ b/.gitignore
@@ -22,8 +22,10 @@ missed_tags.yml
 
 # Cache
 
-map/  # OSM XML files
+cache/
+map/
 
 # Generated files
 
-icon_set/  # Generated SVG icon files
+icon_set/
+out/
diff --git a/doc/grid.png b/doc/grid.png
index 0cda273..918a16b 100644
Binary files a/doc/grid.png and b/doc/grid.png differ
diff --git a/doc/power.png b/doc/power.png
index 40418d6..62953f1 100644
Binary files a/doc/power.png and b/doc/power.png differ
diff --git a/doc/power_tower_design.png b/doc/power_tower_design.png
index 60c2855..f95de07 100644
Binary files a/doc/power_tower_design.png and b/doc/power_tower_design.png differ
diff --git a/doc/surveillance.png b/doc/surveillance.png
index af058ce..b488f91 100644
Binary files a/doc/surveillance.png and b/doc/surveillance.png differ
diff --git a/doc/trees.png b/doc/trees.png
index 9a12712..f953a73 100644
Binary files a/doc/trees.png and b/doc/trees.png differ
diff --git a/doc/viewpoints.png b/doc/viewpoints.png
index d04a011..850e5f4 100644
Binary files a/doc/viewpoints.png and b/doc/viewpoints.png differ
diff --git a/roentgen.py b/roentgen.py
index a328e25..200294a 100644
--- a/roentgen.py
+++ b/roentgen.py
@@ -7,6 +7,7 @@ import argparse
 import os
 import sys
 from pathlib import Path
+from typing import List
 
 import numpy as np
 import svgwrite
@@ -15,7 +16,7 @@ from roentgen import ui
 from roentgen.constructor import Constructor
 from roentgen.flinger import Flinger
 from roentgen.grid import draw_all_icons
-from roentgen.icon import ShapeExtractor, ShapeConfiguration
+from roentgen.icon import ShapeExtractor
 from roentgen.mapper import (
     AUTHOR_MODE, CREATION_TIME_MODE, ICONS_FILE_NAME, Painter, TAGS_FILE_NAME,
     check_level_number, check_level_overground
@@ -38,22 +39,26 @@ def main(argv) -> None:
     if not options:
         sys.exit(1)
 
+    input_file_names: List[Path]
+
     if options.input_file_name:
-        input_file_name = options.input_file_name
+        input_file_names = list(map(Path, options.input_file_name))
     else:
         content = get_osm(options.boundary_box)
         if not content:
             ui.error("cannot download OSM data")
-        input_file_name = [os.path.join("map", options.boundary_box + ".osm")]
+        input_file_names = ["map" / Path(options.boundary_box + ".osm")]
 
-    scheme: Scheme = Scheme(TAGS_FILE_NAME)
+    scheme: Scheme = Scheme(Path(TAGS_FILE_NAME))
+    min_: np.array
+    max_: np.array
 
-    if input_file_name[0].endswith(".json"):
+    if input_file_names[0].name.endswith(".json"):
         reader: OverpassReader = OverpassReader()
-        reader.parse_json_file(input_file_name[0])
+        reader.parse_json_file(input_file_names[0])
         map_ = reader.map_
-        min1 = np.array((map_.boundary_box[0].min_, map_.boundary_box[1].min_))
-        max1 = np.array((map_.boundary_box[0].max_, map_.boundary_box[1].max_))
+        min_ = np.array((map_.boundary_box[0].min_, map_.boundary_box[1].min_))
+        max_ = np.array((map_.boundary_box[0].max_, map_.boundary_box[1].max_))
     else:
 
         boundary_box = list(map(float, options.boundary_box.split(',')))
@@ -65,19 +70,19 @@ def main(argv) -> None:
 
         osm_reader = OSMReader()
 
-        for file_name in input_file_name:
-            if not os.path.isfile(file_name):
-                print("Fatal: no such file: " + file_name + ".")
+        for file_name in input_file_names:
+            if not file_name.is_file():
+                print(f"Fatal: no such file: {file_name}.")
                 sys.exit(1)
 
             osm_reader.parse_osm_file(file_name, full=full)
 
         map_: Map = osm_reader.map_
 
-        min1: np.array = np.array((boundary_box[1], boundary_box[0]))
-        max1: np.array = np.array((boundary_box[3], boundary_box[2]))
+        min_ = np.array((boundary_box[1], boundary_box[0]))
+        max_ = np.array((boundary_box[3], boundary_box[2]))
 
-    flinger: Flinger = Flinger(MinMax(min1, max1), options.scale)
+    flinger: Flinger = Flinger(MinMax(min_, max_), options.scale)
     size: np.array = flinger.size
 
     svg: svgwrite.Drawing = (
@@ -130,11 +135,13 @@ def draw_element(target: str, tags_description: str):
         comma, key from value is separated by equals sign.
     """
     tags = dict([x.split("=") for x in tags_description.split(",")])
-    scheme = Scheme("scheme/default.yml")
-    extractor = ShapeExtractor("icons/icons.svg", Path("icons/config.json"))
+    scheme = Scheme(Path("scheme/default.yml"))
+    extractor = ShapeExtractor(
+        Path("icons/icons.svg"), Path("icons/config.json")
+    )
     icon, priority = scheme.get_icon(extractor, tags)
     is_for_node: bool = target == "node"
-    labels = scheme.construct_text(tags, True)
+    labels = scheme.construct_text(tags, "all")
     point = Point(
         icon, labels, tags, np.array((32, 32)), None, is_for_node=is_for_node,
         draw_outline=is_for_node
@@ -154,7 +161,7 @@ def draw_element(target: str, tags_description: str):
     svg.write(open("test_icon.svg", "w+"))
 
 
-def draw_grid():
+def draw_grid() -> None:
     """
     Draw all possible icon shapes combinations as grid.
     """
diff --git a/roentgen/color.py b/roentgen/color.py
index 9e05b84..d67b7c3 100644
--- a/roentgen/color.py
+++ b/roentgen/color.py
@@ -1,7 +1,5 @@
 """
 Color utility.
-
-Author: Sergey Vartanov (me@enzet.ru)
 """
 from typing import Any, List
 
@@ -9,6 +7,9 @@ from colour import Color
 
 from roentgen.util import MinMax
 
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
 
 def is_bright(color: Color) -> bool:
     """
diff --git a/roentgen/constructor.py b/roentgen/constructor.py
index 2dd0ced..1aa0558 100644
--- a/roentgen/constructor.py
+++ b/roentgen/constructor.py
@@ -1,7 +1,5 @@
 """
 Construct Röntgen nodes and ways.
-
-Author: Sergey Vartanov (me@enzet.ru).
 """
 from collections import Counter
 from datetime import datetime
@@ -23,6 +21,9 @@ from roentgen.point import Point
 from roentgen.scheme import DEFAULT_COLOR, LineStyle, Scheme
 from roentgen.util import MinMax
 
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
 DEBUG: bool = False
 TIME_COLOR_SCALE: List[Color] = [
     Color("#581845"), Color("#900C3F"), Color("#C70039"), Color("#FF5733"),
diff --git a/roentgen/direction.py b/roentgen/direction.py
index 1d56470..e80bc30 100644
--- a/roentgen/direction.py
+++ b/roentgen/direction.py
@@ -1,13 +1,14 @@
 """
 Direction tag support.
-
-Author: Sergey Vartanov (me@enzet.ru).
 """
 from typing import Iterator, List, Optional, Union
 
 import numpy as np
 from portolan import middle
 
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
 SVGPath = Union[float, str, np.array]
 
 SHIFT: float = -np.pi / 2
diff --git a/roentgen/flinger.py b/roentgen/flinger.py
index fbd0dd7..c849ae0 100644
--- a/roentgen/flinger.py
+++ b/roentgen/flinger.py
@@ -1,6 +1,4 @@
 """
-Author: Sergey Vartanov (me@enzet.ru)
-
 Geo projection.
 """
 from typing import Optional
@@ -9,6 +7,9 @@ import numpy as np
 
 from roentgen.util import MinMax
 
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
 EQUATOR_LENGTH: float = 40_075_017  # (in meters)
 
 
diff --git a/roentgen/grid.py b/roentgen/grid.py
index 617e2fb..c8168b1 100644
--- a/roentgen/grid.py
+++ b/roentgen/grid.py
@@ -1,7 +1,5 @@
 """
 Icon grid drawing.
-
-Author: Sergey Vartanov (me@enzet.ru).
 """
 from os.path import join
 from pathlib import Path
@@ -14,6 +12,9 @@ from svgwrite import Drawing
 from roentgen.icon import Icon, ShapeExtractor, ShapeSpecification
 from roentgen.scheme import Scheme
 
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
 
 def draw_all_icons(
     output_file_name: str, output_directory: str, columns: int = 16,
@@ -31,14 +32,13 @@ def draw_all_icons(
     :param background_color: background color
     :param color: icon color
     """
-    tags_file_name: str = "scheme/default.yml"
-    scheme: Scheme = Scheme(tags_file_name)
+    scheme: Scheme = Scheme(Path("scheme/default.yml"))
 
     icons: List[Icon] = []
 
     icons_file_name: str = "icons/icons.svg"
     extractor: ShapeExtractor = ShapeExtractor(
-        icons_file_name, Path("icons/config.json")
+        Path(icons_file_name), Path("icons/config.json")
     )
 
     def add() -> None:
@@ -54,32 +54,33 @@ def draw_all_icons(
         if constructed_icon not in icons:
             icons.append(constructed_icon)
 
-    for element in scheme.icons:  # type: Dict[str, Any]
-        for key in ["icon", "add_icon"]:
-            if key in element:
-                current_set = element[key]
-                add()
-        if "over_icon" not in element:
-            continue
-        if "under_icon" in element:
+    for group in scheme.icons:
+        for element in group["tags"]:  # type: Dict[str, Any]
+            for key in ["icon", "add_icon"]:
+                if key in element:
+                    current_set = element[key]
+                    add()
+            if "over_icon" not in element:
+                continue
+            if "under_icon" in element:
+                for icon_id in element["under_icon"]:  # type: str
+                    current_set = set([icon_id] + element["over_icon"])
+                    add()
+            if not ("under_icon" in element and "with_icon" in element):
+                continue
             for icon_id in element["under_icon"]:  # type: str
-                current_set = set([icon_id] + element["over_icon"])
-                add()
-        if not ("under_icon" in element and "with_icon" in element):
-            continue
-        for icon_id in element["under_icon"]:  # type: str
-            for icon_2_id in element["with_icon"]:  # type: str
-                current_set: Set[str] = set(
-                    [icon_id] + [icon_2_id] + element["over_icon"])
-                add()
-            for icon_2_id in element["with_icon"]:  # type: str
-                for icon_3_id in element["with_icon"]:  # type: str
-                    current_set = set(
-                        [icon_id] + [icon_2_id] + [icon_3_id] +
-                        element["over_icon"])
-                    if (icon_2_id != icon_3_id and icon_2_id != icon_id and
-                            icon_3_id != icon_id):
-                        add()
+                for icon_2_id in element["with_icon"]:  # type: str
+                    current_set: Set[str] = set(
+                        [icon_id] + [icon_2_id] + element["over_icon"])
+                    add()
+                for icon_2_id in element["with_icon"]:  # type: str
+                    for icon_3_id in element["with_icon"]:  # type: str
+                        current_set = set(
+                            [icon_id] + [icon_2_id] + [icon_3_id] +
+                            element["over_icon"])
+                        if (icon_2_id != icon_3_id and icon_2_id != icon_id and
+                                icon_3_id != icon_id):
+                            add()
 
     specified_ids: Set[str] = set()
 
diff --git a/roentgen/icon.py b/roentgen/icon.py
index 58da6b5..020b9de 100644
--- a/roentgen/icon.py
+++ b/roentgen/icon.py
@@ -1,7 +1,5 @@
 """
 Extract icons from SVG file.
-
-Author: Sergey Vartanov (me@enzet.ru).
 """
 import json
 import re
@@ -19,6 +17,9 @@ from svgwrite.path import Path as SvgPath
 from roentgen.color import is_bright
 from roentgen.ui import error
 
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
 DEFAULT_COLOR: Color = Color("#444444")
 DEFAULT_SHAPE_ID: str = "default"
 DEFAULT_SMALL_SHAPE_ID: str = "default_small"
@@ -94,7 +95,7 @@ class ShapeExtractor:
     Shape is a single path with "id" attribute that aligned to 16×16 grid.
     """
 
-    def __init__(self, svg_file_name: str, configuration_file_name: Path):
+    def __init__(self, svg_file_name: Path, configuration_file_name: Path):
         """
         :param svg_file_name: input SVG file name with icons.  File may contain
             any other irrelevant graphics.
@@ -102,7 +103,7 @@ class ShapeExtractor:
         self.configuration = ShapeConfiguration(configuration_file_name)
         self.shapes: Dict[str, Shape] = {}
 
-        with open(svg_file_name) as input_file:
+        with svg_file_name.open() as input_file:
             content: Document = parse(input_file)
             for element in content.childNodes:  # type: Element
                 if element.nodeName != "svg":
diff --git a/roentgen/mapper.py b/roentgen/mapper.py
index 454bebe..4e1f5ca 100644
--- a/roentgen/mapper.py
+++ b/roentgen/mapper.py
@@ -1,7 +1,5 @@
 """
 Simple OpenStreetMap renderer.
-
-Author: Sergey Vartanov (me@enzet.ru).
 """
 from typing import Any, Dict
 
@@ -21,6 +19,9 @@ from roentgen.osm_reader import Map
 from roentgen.point import Occupied, Point
 from roentgen.scheme import Scheme
 
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
 ICONS_FILE_NAME: str = "icons/icons.svg"
 TAGS_FILE_NAME: str = "scheme/default.yml"
 MISSING_TAGS_FILE_NAME: str = "missing_tags.yml"
diff --git a/roentgen/osm_getter.py b/roentgen/osm_getter.py
index 3d48856..182cc65 100644
--- a/roentgen/osm_getter.py
+++ b/roentgen/osm_getter.py
@@ -1,18 +1,19 @@
 """
 Getting OpenStreetMap data from the web.
-
-Author: Sergey Vartanov (me@enzet.ru).
 """
-import os
 import re
 import time
 import urllib
+from pathlib import Path
 from typing import Dict, Optional
 
 import urllib3
 
 from roentgen.ui import error
 
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
 
 def get_osm(boundary_box: str, to_update: bool = False) -> Optional[str]:
     """
@@ -21,10 +22,10 @@ def get_osm(boundary_box: str, to_update: bool = False) -> Optional[str]:
     :param boundary_box: borders of the map part to download
     :param to_update: update cache files
     """
-    result_file_name = os.path.join("map", boundary_box + ".osm")
+    result_file_name: Path = "map" / Path(boundary_box + ".osm")
 
-    if not to_update and os.path.isfile(result_file_name):
-        return open(result_file_name).read()
+    if not to_update and result_file_name.is_file():
+        return result_file_name.open().read()
 
     matcher = re.match(
         "(?P<left>[0-9.-]*),(?P<bottom>[0-9.-]*)," +
@@ -58,7 +59,7 @@ def get_osm(boundary_box: str, to_update: bool = False) -> Optional[str]:
         "api.openstreetmap.org/api/0.6/map",
         {"bbox": boundary_box}, is_secure=True)
 
-    open(result_file_name, "w+").write(content.decode("utf-8"))
+    result_file_name.open("w+").write(content.decode("utf-8"))
 
     return content.decode("utf-8")
 
diff --git a/roentgen/osm_reader.py b/roentgen/osm_reader.py
index 228482c..0f44e9b 100644
--- a/roentgen/osm_reader.py
+++ b/roentgen/osm_reader.py
@@ -1,10 +1,9 @@
 """
 Reading OpenStreetMap data from XML file.
-
-Author: Sergey Vartanov (me@enzet.ru).
 """
 import json
 from datetime import datetime
+from pathlib import Path
 from typing import Any, Dict, List, Optional, Set, Union
 
 import numpy as np
@@ -12,6 +11,9 @@ import numpy as np
 from roentgen.ui import progress_bar
 from roentgen.util import MinMax
 
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
 OSM_TIME_PATTERN: str = "%Y-%m-%dT%H:%M:%SZ"
 
 
@@ -67,7 +69,8 @@ class OSMNode(Tagged):
             self.visible = get_value("visible", text)
             self.changeset = get_value("changeset", text)
             self.timestamp = datetime.strptime(
-                get_value("timestamp", text), OSM_TIME_PATTERN)
+                get_value("timestamp", text), OSM_TIME_PATTERN
+            )
             self.user = get_value("user", text)
             self.uid = get_value("uid", text)
 
@@ -296,11 +299,11 @@ class OverpassReader:
     def __init__(self):
         self.map_ = Map()
 
-    def parse_json_file(self, file_name: str) -> Map:
+    def parse_json_file(self, file_name: Path) -> Map:
         """
         Parse JSON structure from the file and construct map.
         """
-        with open(file_name) as input_file:
+        with file_name.open() as input_file:
             structure = json.load(input_file)
 
         node_map = {}
@@ -332,7 +335,7 @@ class OSMReader:
         self.map_ = Map()
 
     def parse_osm_file(
-        self, file_name: str, parse_nodes: bool = True,
+        self, file_name: Path, parse_nodes: bool = True,
         parse_ways: bool = True, parse_relations: bool = True,
         full: bool = False
     ) -> Map:
@@ -341,7 +344,7 @@ class OSMReader:
 
         :param file_name: input OSM XML file name
         """
-        with open(file_name) as input_file:
+        with file_name.open() as input_file:
             lines_number: int = sum(1 for _ in input_file)
 
         print(f"Parsing OSM file {file_name}...")
@@ -349,7 +352,7 @@ class OSMReader:
 
         element: Optional[Union[OSMNode, OSMWay, OSMRelation]] = None
 
-        with open(file_name) as input_file:
+        with file_name.open() as input_file:
             for line in input_file.readlines():  # type: str
 
                 line = line.strip()
diff --git a/roentgen/point.py b/roentgen/point.py
index baadcad..4a8a76b 100644
--- a/roentgen/point.py
+++ b/roentgen/point.py
@@ -11,6 +11,9 @@ from roentgen.icon import Icon, IconSet
 from roentgen.osm_reader import Tagged
 from roentgen.text import Label
 
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
 DEFAULT_FONT: str = "Roboto"
 
 
diff --git a/roentgen/scheme.py b/roentgen/scheme.py
index fea735e..c2b4dd1 100644
--- a/roentgen/scheme.py
+++ b/roentgen/scheme.py
@@ -1,10 +1,9 @@
 """
 Röntgen drawing scheme.
-
-Author: Sergey Vartanov (me@enzet.ru).
 """
 from dataclasses import dataclass
 from enum import Enum
+from pathlib import Path
 from typing import Any, Dict, List, Optional, Set, Tuple, Union
 
 import yaml
@@ -17,6 +16,9 @@ from roentgen.icon import (
 )
 from roentgen.text import Label, get_address, get_text
 
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
 
 @dataclass
 class LineStyle:
@@ -103,12 +105,12 @@ class Scheme:
 
     Specifies map colors and rules to draw icons for OpenStreetMap tags.
     """
-    def __init__(self, file_name: str):
+    def __init__(self, file_name: Path):
         """
-        :param file_name: scheme file name with tags, colors, and tag key
+        :param file_name: name of the scheme file with tags, colors, and tag key
             specification
         """
-        with open(file_name) as input_file:
+        with file_name.open() as input_file:
             content: Dict[str, Any] = yaml.load(
                 input_file.read(), Loader=yaml.FullLoader)
 
@@ -198,45 +200,49 @@ class Scheme:
         processed: Set[str] = set()
         priority: int = 0
 
-        for index, matcher in enumerate(self.icons):
-            index: int
-            matcher: Dict[str, Any]
-            matched: bool = is_matched(matcher, tags)
-            matcher_tags: Set[str] = matcher["tags"].keys()
-            if not matched:
-                continue
-            priority = len(self.icons) - index
-            if "draw" in matcher and not matcher["draw"]:
-                processed |= set(matcher_tags)
-            if "icon" in matcher:
-                main_icon = Icon([
-                    ShapeSpecification.from_structure(x, icon_extractor, self)
-                    for x in matcher["icon"]
-                ])
-                processed |= set(matcher_tags)
-            if "over_icon" in matcher:
-                if main_icon:
-                    main_icon.add_specifications([
-                        ShapeSpecification.from_structure(
-                            x, icon_extractor, self
-                        )
-                        for x in matcher["over_icon"]
+        index: int = 0
+
+        for group in self.icons:
+            for matcher in group["tags"]:
+                matcher: Dict[str, Any]
+                matched: bool = is_matched(matcher, tags)
+                matcher_tags: Set[str] = matcher["tags"].keys()
+                if not matched:
+                    continue
+                priority = len(self.icons) - index
+                if "draw" in matcher and not matcher["draw"]:
+                    processed |= set(matcher_tags)
+                if "icon" in matcher:
+                    main_icon = Icon([
+                        ShapeSpecification.from_structure(x, icon_extractor, self)
+                        for x in matcher["icon"]
                     ])
+                    processed |= set(matcher_tags)
+                if "over_icon" in matcher:
+                    if main_icon:
+                        main_icon.add_specifications([
+                            ShapeSpecification.from_structure(
+                                x, icon_extractor, self
+                            )
+                            for x in matcher["over_icon"]
+                        ])
+                        for key in matcher_tags:
+                            processed.add(key)
+                if "add_icon" in matcher:
+                    extra_icons += [Icon([
+                        ShapeSpecification.from_structure(
+                            x, icon_extractor, self, Color("#888888")
+                        )
+                        for x in matcher["add_icon"]
+                    ])]
                     for key in matcher_tags:
                         processed.add(key)
-            if "add_icon" in matcher:
-                extra_icons += [Icon([
-                    ShapeSpecification.from_structure(
-                        x, icon_extractor, self, Color("#888888")
-                    )
-                    for x in matcher["add_icon"]
-                ])]
-                for key in matcher_tags:
-                    processed.add(key)
-            if "color" in matcher:
-                assert False
-            if "set_main_color" in matcher:
-                main_icon.recolor(self.get_color(matcher["set_main_color"]))
+                if "color" in matcher:
+                    assert False
+                if "set_main_color" in matcher:
+                    main_icon.recolor(self.get_color(matcher["set_main_color"]))
+
+                index += 1
 
         color: Optional[Color] = None
 
diff --git a/roentgen/text.py b/roentgen/text.py
index 2533ff4..3f1b1af 100644
--- a/roentgen/text.py
+++ b/roentgen/text.py
@@ -1,13 +1,14 @@
 """
 OSM address tag processing.
-
-Author: Sergey Vartanov (me@enzet.ru).
 """
 from dataclasses import dataclass
 from typing import Any, Dict, List
 
 from colour import Color
 
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
 DEFAULT_COLOR: Color = Color("#444444")
 
 
diff --git a/roentgen/ui.py b/roentgen/ui.py
index ef360c0..a09597d 100644
--- a/roentgen/ui.py
+++ b/roentgen/ui.py
@@ -1,11 +1,14 @@
 """
-Author: Sergey Vartanov (me@enzet.ru).
+Command-line user interface.
 """
 import argparse
 import sys
 
 from typing import List, Optional
 
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
 BOXES: List[str] = [" ", "▏", "▎", "▍", "▌", "▋", "▊", "▉"]
 BOXES_LENGTH: int = len(BOXES)
 
diff --git a/roentgen/util.py b/roentgen/util.py
index 9323cd2..4dd4845 100644
--- a/roentgen/util.py
+++ b/roentgen/util.py
@@ -1,11 +1,12 @@
 """
 Röntgen utility file.
-
-Author: Sergey Vartanov (me@enzet.ru).
 """
 from dataclasses import dataclass
 from typing import Any
 
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
 
 @dataclass
 class MinMax:
diff --git a/scheme/default.yml b/scheme/default.yml
index f701682..1c0317f 100644
--- a/scheme/default.yml
+++ b/scheme/default.yml
@@ -69,744 +69,740 @@ colors:
 
 node_icons:
 
-  # No draw
+  - group: "No draw"
+    tags:
+    - tags: {type: multipolygon}
+      draw: false
+    - tags: {place: "*"}
+      draw: false
+    - tags: {building: "yes"}
+      draw: false
 
-  - tags: {type: multipolygon}
-    draw: false
-  - tags: {place: "*"}
-    draw: false
-  - tags: {building: "yes"}
-    draw: false
+  - group: "Transport hubs"
+    tags:
+    - tags: {amenity: ferry_terminal}
+      icon: [anchor]
+    - tags: {amenity: ferry_terminal, cargo: vehicle}
+      icon: [car_on_ferry]
+    - tags: {amenity: ferry_terminal, cargo: passengers}
+      icon: [human_on_ferry]
+    - tags: {aeroway: aerodrome}
+      icon: [plane]
+    - tags: {aeroway: helipad}
+      icon: [h]
+    - tags: {aeroway: spaceport}
+      icon: [rocket_on_launch_pad]
+    - tags: {aeroway: launchpad}
+      icon: [rocket_flying]
+    - tags: {aeroway: landingpad}
+      icon: [booster_landing]
+    - tags: {highway: bus_stop}
+      icon: [bus_stop]
+      add_icon: [bus]
+    - tags: {railway: station}
+      icon: [train]
+    - tags: {railway: station, station: subway, transport: subway}
+      icon: [train]
+    - tags: {railway: subway_entrance}
+      icon: [train]
+    - tags: {railway: subway_entrance, entrance: "yes"}
+      icon: [train]
+    - tags: {public_transport: stop_position}
+      icon: [bus_stop]
+    - tags: {railway: tram_station}
+      icon: [tram]
+    - tags: {railway: tram_stop}
+      icon: [tram]
+    - tags: {public_transport: platform}
+      icon: [bus_stop_sign]
+      with_icon: [bus_stop_bench, bus_stop_shelter]
+      over_icon: [platform]
+    - tags: {highway: bus_stop, public_transport: platform}
+      icon: [bus_stop_sign]
+      with_icon: [bus_stop_bench, bus_stop_shelter]
+      over_icon: [platform]
+    - tags: {highway: bus_stop, shelter: "yes"}
+      icon: [bus_stop_sign]
+      under_icon: [bus_stop_sign]
+      with_icon: [bus_stop_bench, platform]
+      over_icon: [bus_stop_shelter]
+    - tags: {highway: bus_stop, bench: "yes"}
+      under_icon: [bus_stop_sign]
+      with_icon: [bus_stop_shelter, platform]
+      over_icon: [bus_stop_bench]
+    - tags: {highway: stop}
+      icon: [stop]
 
-  # Transport hubs
+  - group: "Big territory"
+    tags:
+    - tags: {leisure: fishing}
+      icon: [fishing_angle]
+    - tags: {power: substation}
+      icon: [electricity]
+    - tags: {plant: christmas_trees}
+      icon: [{shape: christmas_tree, color: orchard_border_color}]
+    - tags: {produce: apple}
+      icon: [{shape: apple, color: orchard_border_color}]
+    - tags: {produce: christmas_trees}
+      icon: [{shape: christmas_tree, color: orchard_border_color}]
+    - tags: {produce: pear}
+      icon: [{shape: pear, color: orchard_border_color}]
+    - tags: {trees: apple_trees}
+      icon: [{shape: apple, color: orchard_border_color}]
+    - tags: {trees: pear_trees}
+      icon: [{shape: pear, color: orchard_border_color}]
 
-  - tags: {amenity: ferry_terminal}
-    icon: [anchor]
-  - tags: {amenity: ferry_terminal, cargo: vehicle}
-    icon: [car_on_ferry]
-  - tags: {amenity: ferry_terminal, cargo: passengers}
-    icon: [human_on_ferry]
-  - tags: {aeroway: aerodrome}
-    icon: [plane]
-  - tags: {aeroway: helipad}
-    icon: [h]
-  - tags: {aeroway: spaceport}
-    icon: [rocket_on_launch_pad]
-  - tags: {aeroway: launchpad}
-    icon: [rocket_flying]
-  - tags: {aeroway: landingpad}
-    icon: [booster_landing]
-  - tags: {highway: bus_stop}
-    icon: [bus_stop]
-    add_icon: [bus]
-  - tags: {railway: station}
-    icon: [train]
-  - tags: {railway: station, station: subway, transport: subway}
-    icon: [train]
-  - tags: {railway: subway_entrance}
-    icon: [train]
-  - tags: {railway: subway_entrance, entrance: "yes"}
-    icon: [train]
-  - tags: {public_transport: stop_position}
-    icon: [bus_stop]
-  - tags: {railway: tram_station}
-    icon: [tram]
-  - tags: {railway: tram_stop}
-    icon: [tram]
-  - tags: {public_transport: platform}
-    icon: [bus_stop_sign]
-    with_icon: [bus_stop_bench, bus_stop_shelter]
-    over_icon: [platform]
-  - tags: {highway: bus_stop, public_transport: platform}
-    icon: [bus_stop_sign]
-    with_icon: [bus_stop_bench, bus_stop_shelter]
-    over_icon: [platform]
-  - tags: {highway: bus_stop, shelter: "yes"}
-    icon: [bus_stop_sign]
-    under_icon: [bus_stop_sign]
-    with_icon: [bus_stop_bench, platform]
-    over_icon: [bus_stop_shelter]
-  - tags: {highway: bus_stop, bench: "yes"}
-    under_icon: [bus_stop_sign]
-    with_icon: [bus_stop_shelter, platform]
-    over_icon: [bus_stop_bench]
-  - tags: {highway: stop}
-    icon: [stop]
+  - group: "Bigger objects"
+    tags:
+    - tags: {waterway: waterfall}
+      icon: [{shape: waterfall, color: water_border_color}]
+    - tags: {natural: cliff}
+      icon: [cliff]
+    - tags: {natural: peak}
+      icon: [triangle_small]
+    - tags: {shop: mall}
+      icon: [bag]
+    - tags: {shop: mall, building: "yes"}
+      icon: [bag]
 
-  # Big territory
+  - group: "Important big objects"
+    tags:
+    - tags: {amenity: pharmacy}
+      icon: [medicine_bottle]
+    - tags: {amenity: embassy}
+      icon: [waving_flag]
+    - tags: {tourism: hotel}
+      icon: [bed]
+    - tags: {building: hotel}
+      icon: [bed]
+    - tags: {tourism: hostel}
+      icon: [two_beds]
+    - tags: {tourism: motel}  # Tourism?
+      icon: [motel]
+    - tags: {amenity: clinic}
+      icon: [greek_cross]
+    - tags: {amenity: post_office}
+      location_restrictions: {include: world, exclude: jp}
+      icon: [envelope]
+    - tags: {amenity: post_office}
+      location_restrictions: {include: jp}
+      icon: [japan_post]
+    - tags: {shop: car_repair}
+      icon: [car_repair]
+      # Place of worship
+    - tags: {religion: christian}
+      icon: [cross]
+    - tags: {amenity: place_of_worship, religion: christian}
+      icon: [cross]
+    - tags:
+        amenity: place_of_worship
+        religion: christian
+        denomination: catholic
+      icon: [cross]
+    - tags:
+        amenity: place_of_worship
+        religion: christian
+        denomination: russian_orthodox
+      icon: [russian_orthodox]
+    - tags:
+        amenity: place_of_worship
+        religion: christian
+        denomination: orthodox
+      icon: [orthodox]
+    - tags:
+        amenity: place_of_worship
+        religion: christian
+        denomination: baptist
+      icon: [baptist]
+    - tags: {amenity: place_of_worship, religion: muslim}
+      icon: [muslim]
+    - tags: {amenity: place_of_worship, religion: buddhist}
+      icon: [buddhist]
+    - tags: {amenity: place_of_worship, religion: jewish}
+      icon: [jewish]
+    - tags: {historic: tomb, tomb: mausoleum}
+      icon: [mausoleum]
 
-  - tags: {leisure: fishing}
-    icon: [fishing_angle]
-  - tags: {power: substation}
-    icon: [electricity]
-  # plant=*
-  - tags: {plant: christmas_trees}
-    icon: [{shape: christmas_tree, color: orchard_border_color}]
-  # produce=*
-  - tags: {produce: apple}
-    icon: [{shape: apple, color: orchard_border_color}]
-  - tags: {produce: christmas_trees}
-    icon: [{shape: christmas_tree, color: orchard_border_color}]
-  - tags: {produce: pear}
-    icon: [{shape: pear, color: orchard_border_color}]
-  # trees=*
-  - tags: {trees: apple_trees}
-    icon: [{shape: apple, color: orchard_border_color}]
-  - tags: {trees: pear_trees}
-    icon: [{shape: pear, color: orchard_border_color}]
+  - group: "Normal big objects"
+    tags:
+    - tags: {shop: supermarket}
+      icon: [supermarket_cart]
+    - tags: {amenity: arts_centre}
+      icon: [picture]
+    - tags: {amenity: bank}
+      icon: [money]
+    - tags: {amenity: cinema}
+      icon: [film]
+    - tags: {amenity: casino}
+      icon: [card_and_dice]
+    - tags: {amenity: community_centre}
+      icon: [two_people_together]
+    - tags: {amenity: internet_cafe}
+      icon: [at_in_square]
+    - tags: {amenity: library}
+      icon: [book]
+    - tags: {amenity: prison}
+      icon: [prison]
+    - tags: {man_made: survey_point}
+      icon: [survey_point]
+    - tags: {leisure: amusement_arcade}
+      icon: [pac_man]
+    - tags: {leisure: fitness_centre}
+      icon: [dumbbell]
+    - tags: {leisure: outdoor_seating}
+      icon: [table_and_two_chairs, umbrella]
+    - tags: {leisure: outdoor_seating, weather_protection: parasol}
+      icon: [table_and_two_chairs, umbrella]
+    - tags: {leisure: outdoor_seating, weather_protection: roof}
+      icon: [table_and_two_chairs, roof]
+    - tags: {leisure: outdoor_seating, weather_protection: awning}
+      icon: [table_and_two_chairs, awning]
+    - tags: {leisure: outdoor_seating, weather_protection: pavilion}
+      icon: [table_and_two_chairs, roof_and_walls]
+    - tags: {leisure: outdoor_seating, weather_protection: pergola}
+      icon: [table_and_two_chairs, pergola]
+    - tags: {leisure: playground}
+      icon: [toy_horse]
+    - tags: {amenity: theatre}
+      icon: [theatre]
+    - tags: {amenity: bar}
+      icon: [bar]
+    - tags: {amenity: pub}
+      icon: [beer_mug]
+    - tags: {amenity: fast_food}
+      icon: [burger]
+    - tags: {amenity: food_court}
+      icon: [food_court]
+    - tags: {amenity: shop, shop: fishing}
+      icon: [fishing_angle]
+    - tags: {shop: alcohol}
+      icon: [bottle]
+    - tags: {shop: bakery}
+      icon: [cupcake]
+    - tags: {shop: milk}
+      icon: [milk]
+    - tags: {building: store}
+      icon: [shop_convenience]
+    - tags: {shop: ticket}
+      icon: [ticket]
+    - tags: {shop: watches}
+      icon: [watches]
+    - tags: {craft: watchmaker}
+      icon: [watches]
+    - tags: {shop: frame}
+      icon: [frame]
+    - tags: {tourism: gallery}
+      icon: [picture]
+    - tags: {amenity: cafe}
+      icon: [coffee_cup]
+    - tags: {amenity: ice_cream}
+      icon: [ice_cream]
+    - tags: {amenity: biergarten}
+      icon: [beer_mug]
+    - tags: {amenity: nightclub}
+      icon: [night_club]
+    - tags: {amenity: restaurant}
+      icon: [restaurant]
+    - tags: {amenity: restaurant;bar}
+      icon: [restaurant]
+      add_icon: [bar]
+    - tags: {shop: ice_cream}
+      icon: [ice_cream]
+    - tags: {shop: gift}
+      icon: [gift]
+    - tags: {shop: clothes}
+      icon: [shop_clothes]
+    - tags: {amenity: shop, shop: clothes}
+      icon: [shop_clothes]
+    - tags: {shop: convenience}
+      icon: [shop_convenience]
+    - tags: {amenity: shop, shop: convenience}
+      icon: [shop_convenience]
+    - tags: {shop: electronics}
+      icon: [tv]
 
-  # Bigger objects
+  - group: "Big objects not for all"
+    tags:
+    - tags: {building: apartments}
+      icon: [apartments]
+    - tags: {building: kindergarten}
+      icon: [toy_horse]
+    - tags: {amenity: kindergarten}
+      icon: [toy_horse]
+    - tags: {building: kindergarten, amenity: kindergarten}
+      icon: [toy_horse]
+    - tags: {building: office}
+      icon: [briefcase]
+    - tags: {amenity: school}
+      location_restrictions: {include: jp}
+      icon: [japan_elementary_school]
+    - tags: {office: telecommunication}
+      icon: [telephone]
 
-  - tags: {waterway: waterfall}
-    icon: [{shape: waterfall, color: water_border_color}]
-  - tags: {natural: cliff}
-    icon: [cliff]
-  - tags: {natural: peak}
-    icon: [triangle_small]
-  - tags: {shop: mall}
-    icon: [bag]
-  - tags: {shop: mall, building: "yes"}
-    icon: [bag]
+  - group: "Not important big objects"
+    tags:
+    - tags: {man_made: tower}
+      icon: [tower]
+    - tags: {building: garages}
+      icon: [garages]
+    - tags: {building: garage}
+      icon: [garages]
 
-  # Important big objects
+  - group: "Emergency"
+    tags:
+    - tags: {emergency: defibrillator}
+      icon: [{shape: defibrillator, color: emergency_color}]
+    - tags: {emergency: fire_extinguisher}
+      icon: [{shape: fire_extinguisher, color: emergency_color}]
+    - tags: {emergency: fire_hydrant}
+      icon: [fire_hydrant]
+    - tags: {emergency: life_ring}
+      icon: [{shape: life_ring, color: emergency_color}]
+    - tags: {emergency: phone}
+      icon: [{shape: sos_phone, color: emergency_color}]
 
-  - tags: {amenity: pharmacy}
-    icon: [medicine_bottle]
-  - tags: {amenity: embassy}
-    icon: [waving_flag]
-  - tags: {tourism: hotel}
-    icon: [bed]
-  - tags: {building: hotel}
-    icon: [bed]
-  - tags: {tourism: hostel}
-    icon: [two_beds]
-  - tags: {tourism: motel}  # Tourism?
-    icon: [motel]
-  - tags: {amenity: clinic}
-    icon: [greek_cross]
-  - tags: {amenity: post_office}
-    location_restrictions: {include: world, exclude: jp}
-    icon: [envelope]
-  - tags: {amenity: post_office}
-    location_restrictions: {include: jp}
-    icon: [japan_post]
-  - tags: {shop: car_repair}
-    icon: [car_repair]
-    # Place of worship
-  - tags: {religion: christian}
-    icon: [cross]
-  - tags: {amenity: place_of_worship, religion: christian}
-    icon: [cross]
-  - tags:
-      amenity: place_of_worship
-      religion: christian
-      denomination: catholic
-    icon: [cross]
-  - tags:
-      amenity: place_of_worship
-      religion: christian
-      denomination: russian_orthodox
-    icon: [russian_orthodox]
-  - tags:
-      amenity: place_of_worship
-      religion: christian
-      denomination: orthodox
-    icon: [orthodox]
-  - tags:
-      amenity: place_of_worship
-      religion: christian
-      denomination: baptist
-    icon: [baptist]
-  - tags: {amenity: place_of_worship, religion: muslim}
-    icon: [muslim]
-  - tags: {amenity: place_of_worship, religion: buddhist}
-    icon: [buddhist]
-  - tags: {amenity: place_of_worship, religion: jewish}
-    icon: [jewish]
-  - tags: {historic: tomb, tomb: mausoleum}
-    icon: [mausoleum]
+  - group: "Transport-important middle objects"
+    tags:
+    - tags: {ford: "yes"}
+      icon: [ford]
+    - tags: {amenity: charging_station}
+      icon: [charging_station]
+    - tags: {amenity: bicycle_repair_station}
+      icon: [bicycle_repair]
+    - tags: {amenity: fuel}
+      icon: [fuel_station]
+    - tags: {amenity: parking}
+      icon: [p]
+    - tags: {highway: turning_circle}
+      icon: [circle_empty]
+    - tags: {highway: crossing}
+      icon: [crossing]
+    - tags: {crossing: zebra}
+      icon: [crossing]
+    - tags: {highway: crossing, crossing: zebra}
+      icon: [crossing]
+    - tags: {crossing: marked}
+      icon: [crossing]
+    - tags: {highway: crossing, crossing: marked}
+      icon: [crossing]
+    - tags: {highway: crossing, crossing_ref: zebra}
+      icon: [crossing]
+    - tags: {highway: crossing, crossing: uncontrolled}
+      add_icon: [no_traffic_signals]
+    - tags: {highway: crossing, crossing: traffic_signals}
+      add_icon: [traffic_signals]
+    - tags: {highway: traffic_signals}
+      icon: [traffic_signals]
+    - tags: {crossing_ref: toucan}
+      icon: [toucan_crossing]
 
-  # Normal big objects
+  - group: "Important middle objects"
+    tags:
+    - tags: {tourism: attraction, attraction: amusement_ride}
+      icon: [amusement_ride]
+    - tags: {amenity: toilets}
+      icon: [woman_and_man]
 
-  - tags: {shop: supermarket}
-    icon: [supermarket_cart]
-  - tags: {amenity: arts_centre}
-    icon: [picture]
-  - tags: {amenity: bank}
-    icon: [money]
-  - tags: {amenity: cinema}
-    icon: [film]
-  - tags: {amenity: casino}
-    icon: [card_and_dice]
-  - tags: {amenity: community_centre}
-    icon: [two_people_together]
-  - tags: {amenity: internet_cafe}
-    icon: [at_in_square]
-  - tags: {amenity: library}
-    icon: [book]
-  - tags: {amenity: prison}
-    icon: [prison]
-  - tags: {man_made: survey_point}
-    icon: [survey_point]
-  - tags: {leisure: amusement_arcade}
-    icon: [pac_man]
-  - tags: {leisure: fitness_centre}
-    icon: [dumbbell]
-  - tags: {leisure: outdoor_seating}
-    icon: [table_and_two_chairs, umbrella]
-  - tags: {leisure: outdoor_seating, weather_protection: parasol}
-    icon: [table_and_two_chairs, umbrella]
-  - tags: {leisure: outdoor_seating, weather_protection: roof}
-    icon: [table_and_two_chairs, roof]
-  - tags: {leisure: outdoor_seating, weather_protection: awning}
-    icon: [table_and_two_chairs, awning]
-  - tags: {leisure: outdoor_seating, weather_protection: pavilion}
-    icon: [table_and_two_chairs, roof_and_walls]
-  - tags: {leisure: outdoor_seating, weather_protection: pergola}
-    icon: [table_and_two_chairs, pergola]
-  - tags: {leisure: playground}
-    icon: [toy_horse]
-  - tags: {amenity: theatre}
-    icon: [theatre]
-  - tags: {amenity: bar}
-    icon: [bar]
-  - tags: {amenity: pub}
-    icon: [beer_mug]
-  - tags: {amenity: fast_food}
-    icon: [burger]
-  - tags: {amenity: food_court}
-    icon: [food_court]
-  - tags: {amenity: shop, shop: fishing}
-    icon: [fishing_angle]
-  - tags: {shop: alcohol}
-    icon: [bottle]
-  - tags: {shop: bakery}
-    icon: [cupcake]
-  - tags: {shop: milk}
-    icon: [milk]
-  - tags: {building: store}
-    icon: [shop_convenience]
-  - tags: {shop: ticket}
-    icon: [ticket]
-  - tags: {shop: watches}
-    icon: [watches]
-  - tags: {craft: watchmaker}
-    icon: [watches]
-  - tags: {shop: frame}
-    icon: [frame]
-  - tags: {tourism: gallery}
-    icon: [picture]
-  - tags: {amenity: cafe}
-    icon: [coffee_cup]
-  - tags: {amenity: ice_cream}
-    icon: [ice_cream]
-  - tags: {amenity: biergarten}
-    icon: [beer_mug]
-  - tags: {amenity: nightclub}
-    icon: [night_club]
-  - tags: {amenity: restaurant}
-    icon: [restaurant]
-  - tags: {amenity: restaurant;bar}
-    icon: [restaurant]
-    add_icon: [bar]
-  - tags: {shop: ice_cream}
-    icon: [ice_cream]
-  - tags: {shop: gift}
-    icon: [gift]
-  - tags: {shop: clothes}
-    icon: [shop_clothes]
-  - tags: {amenity: shop, shop: clothes}
-    icon: [shop_clothes]
-  - tags: {shop: convenience}
-    icon: [shop_convenience]
-  - tags: {amenity: shop, shop: convenience}
-    icon: [shop_convenience]
-  - tags: {shop: electronics}
-    icon: [tv]
+  - group: "Normal middle objects"
+    tags:
+    - tags: {shop: kiosk}
+      icon: [kiosk]
+    - tags: {building: "yes", shop: kiosk}
+      icon: [kiosk]
+    - tags: {amenity: shop, shop: kiosk}
+      icon: [kiosk]
+    - tags: {amenity: stage}
+      icon: [theatre]
+    - tags: {natural: cave_entrance}
+      icon: [cave]
 
-  # Big objects not for all
+  - group: "Not important middle objects"
+    tags:
+    - tags: {building: ventilation_shaft}
+      icon: [ventilation]
+    - tags: {power: generator}
+      icon: [power_generator]
+    - tags: {amenity: public_bookcase}
+      icon: [books]
+    - tags: {power: transformer}
+      icon: [transformer]
+    - tags: {power: generator, generator:source: solar}
+      icon: [solar_panel]
+    - tags: {power: generator, generator:source: wind}
+      icon: [wind_turbine]
+    - tags: {power: tower}
+      icon: [power_tower_2_level]
+    - tags: {power: tower, design: one-level}
+      icon: [power_tower_1_level]
+    - tags: {power: tower, design: two-level}
+      icon: [power_tower_2_level]
+    - tags: {power: tower, design: three-level}
+      icon: [power_tower_3_level]
+    - tags: {power: tower, design: four-level}
+      icon: [power_tower_4_level]
+    - tags: {power: tower, design: donau}
+      icon: [power_tower_donau]
+    - tags: {power: tower, design: barrel}
+      icon: [power_tower_barrel]
+    - tags: {power: tower, design: asymmetric}
+      icon: [power_tower_asymmetric]
+    - tags: {power: tower, design: triangle}
+      icon: [power_tower_triangle]
+    - tags: {power: tower, design: delta}
+      icon: [power_tower_delta]
+    - tags: {power: tower, design: delta_two-level}
+      icon: [power_tower_delta_2_level]
+    - tags: {power: tower, design: delta_three-level}
+      icon: [power_tower_delta_3_level]
+    - tags: {power: tower, design: y-frame}
+      icon: [power_tower_y_frame]
+    - tags: {power: tower, design: x-frame}
+      icon: [power_tower_x_frame]
+    - tags: {power: tower, design: h-frame}
+      icon: [power_tower_h_frame]
+    - tags: {power: tower, design: h-frame_two-level}
+      icon: [power_tower_h_frame_2_level]
+    - tags: {power: tower, design: guyed_h-frame}
+      icon: [power_tower_guyed_h_frame]
+    - tags: {power: portal}
+      icon: [power_tower_portal]
+    - tags: {power: tower, design: portal}
+      icon: [power_tower_portal]
+    - tags: {power: tower, design: portal_two-level}
+      icon: [power_tower_portal_2_level]
+    - tags: {power: tower, design: portal_three-level}
+      icon: [power_tower_portal_3_level]
 
-  - tags: {building: apartments}
-    icon: [apartments]
-  - tags: {building: kindergarten}
-    icon: [toy_horse]
-  - tags: {amenity: kindergarten}
-    icon: [toy_horse]
-  - tags: {building: kindergarten, amenity: kindergarten}
-    icon: [toy_horse]
-  - tags: {building: office}
-    icon: [briefcase]
-  - tags: {amenity: school}
-    location_restrictions: {include: jp}
-    icon: [japan_elementary_school]
-  - tags: {office: telecommunication}
-    icon: [telephone]
+  - group: "Important small objects"
+    tags:
+    - tags: {historic: memorial}
+      icon: [memorial]
+    - tags: {historic: memorial, memorial: plaque}
+      icon: [plaque]
+    - tags: {historic: memorial, memorial: statue}
+      icon: [statue]
+    - tags: {historic: stone}
+      icon: [stone_with_inscription]
+    - tags: {historic: memorial, memorial: stone}
+      icon: [stone_with_inscription]
+    - tags: {historic: tomb}
+      icon: [tomb]
+    - tags: {tomb: "*"}
+      to_tags: {tomb: mausoleum}
+      icon: [tomb]
+    - tags: {barrier: lift_gate}
+      icon: [lift_gate]
+    - tags: {barrier: turnstile}
+      icon: [turnstile]
+    - tags: {railway: level_crossing}
+      icon: [x]
+    - tags: {railway: crossing}
+      icon: [x]
+    - tags: {amenity: atm}
+      icon: [atm]
+    - tags: {amenity: bicycle_parking}
+      icon: [bicycle_p]
+    - tags: {amenity: telephone}
+      icon: [telephone]
+    - tags: {information: "*"}
+      icon: [information]
+    - tags: {tourism: "*"}
+      icon: [historic]
+    - tags: {tourism: information}
+      icon: [information]
+    - tags: {information: guidepost}
+      icon: [guidepost]
+    - tags: {tourism: viewpoint}
+      icon: [binocular]
+    - tags: {information: board}
+      icon: [information_board]
+    - tags: {vending: admission_tickets}
+      icon: [vending_tickets]
+    - tags: {vending: candles}
+      icon: [vending_candles]
+    - tags: {vending: chemist}
+      icon: [vending_chemist]
+    - tags: {vending: drinks}
+      icon: [vending_bottle]
+    - tags: {vending: fishing_tackle}
+      icon: [vending_angle]
+    - tags: {vending: public_transport_tickets}
+      icon: [vending_tickets]
+    - tags: {vending: water}
+      icon: [vending_drop]
+    - tags: {buoy: "*"}
+      icon: [buoy]
+    - tags: {"seamark:type": "*"}
+      icon: [buoy]
+    - tags: {"waterway:sign": "*"}
+      icon: [buoy]
+    - tags: {amenity: drinking_water}
+      icon: [drinking_water]
+    - tags: {tourism: artwork}
+      icon: [picture]
+    - tags: {tourism: artwork, artwork_type: statue}
+      icon: [statue]
+    - tags: {tourism: artwork, artwork_type: sculpture}
+      icon: [statue]
+    - tags: {tourism: attraction}
+      icon: [photo_camera]
+    - tags: {xmas:feature: tree}
+      icon: {christmas_tree}
 
-  # Not important big objects
+  - group: "Normal small objects"
+    tags:
+    - tags: {amenity: binoculars}
+      icon: [binoculars_on_pole]
+    - tags: {amenity: post_box}
+      icon: [envelope]
+    - tags: {amenity: recycling}
+      icon: [recycling_container]
+    - tags: {amenity: recycling, recycling_type: container}
+      icon: [recycling_container]
+    - tags: {amenity: vending_machine}
+      icon: [vending_machine]
+    - tags: {amenity: vending_machine, vending: excrement_bags}
+      icon: [vending_excrement_bag]
+    - tags: {fitness_station: horizontal_bar}
+      icon: [horizontal_bar]
+    - tags: {fitness_station: wall_bars}
+      icon: [wall_bars]
+    - tags: {fitness_station: sit-up}
+      icon: [sit_up]
+    - tags: {fitness_station: horizontal_ladder}
+      icon: [horizontal_ladder]
+    - tags: {fitness_station: push-up}
+      icon: [low_horizontal_bars]
+    - tags: {playground: slide}
+      icon: [slide]
+    - tags: {playground: roundabout}
+      icon: [roundabout]
+    - tags: {playground: seesaw}
+      icon: [seesaw]
+    - tags: {playground: horizontal_bar}
+      icon: [horizontal_bar]
+    - tags: {leisure: picnic_table}
+      icon: [table]
 
-  - tags: {man_made: tower}
-    icon: [tower]
-  - tags: {building: garages}
-    icon: [garages]
-  - tags: {building: garage}
-    icon: [garages]
+  - group: "Entrances"
+    tags:
+    - tags: {barrier: gate}
+      icon: [gate]
+    - tags: {entrance: main}
+      icon: [main_entrance]
+    - tags: {barrier: entrance}
+      icon: [entrance]
+    - tags: {entrance: "yes"}
+      icon: [entrance]
+    - tags: {entrance: exit}
+      icon: [exit]
+    - tags: {entrance: service}
+      icon: [door_with_keyhole]
+    - tags: {entrance: staircase}
+      icon: [staircase]
+    - tags: {door: "no"}
+      icon: [no_door]
 
-  # Emergency
+  - group: "Not important small objects"
+    tags:
+    - tags: {amenity: bench}
+      icon: [bench]
+    - tags: {amenity: bench, backrest: "yes"}
+      icon: [bench_backrest]
+    - tags: {amenity: bench, backrest: "no"}
+      icon: [bench_no_backrest]
+    - tags: {amenity: clock}
+      icon: [clock]
+    - tags: {amenity: fountain}
+      icon: [{shape: fountain, color: water_border_color}]
+    - tags: {amenity: waste_basket}
+      icon: [waste_basket]
+    - tags: {highway: street_lamp}
+      icon: [street_lamp]
+    - tags: {man_made: cross}
+      icon: [cross]
+    - tags: {man_made: flagpole}
+      icon: [flagpole]
+    - tags: {man_made: manhole}
+      icon: [circle_9]
+    - tags: {manhole: drain}
+      icon: [manhole_drain]
+    - tags: {man_made: pole}
+      icon: [pole]
+    - tags: {man_made: pole, highway: street_lamp}
+      icon: [pole_lamp]
+    - tags: {man_made: street_cabinet}
+      icon: [street_cabinet]
+    - tags: {man_made: surveillance}
+      icon: [cctv]
+    - tags: {man_made: ventilation_shaft}
+      icon: [ventilation]
+    - tags: {power: pole}
+      icon: [pole]
+    - tags: {advertising: billboard}
+      icon: [billboard]
+    - tags: {natural: rock}
+      icon: [stone]
+    - tags: {natural: stone}
+      icon: [stone]
+    - tags: {sloped_curb: "yes"}
+      icon: [lowered_kerb]
+    - tags: {kerb: lowered}
+      icon: [lowered_kerb]
 
-  - tags: {emergency: defibrillator}
-    icon: [{shape: defibrillator, color: emergency_color}]
-  - tags: {emergency: fire_extinguisher}
-    icon: [{shape: fire_extinguisher, color: emergency_color}]
-  - tags: {emergency: fire_hydrant}
-    icon: [fire_hydrant]
-  - tags: {emergency: life_ring}
-    icon: [{shape: life_ring, color: emergency_color}]
-  - tags: {emergency: phone}
-    icon: [{shape: sos_phone, color: emergency_color}]
+    - tags: {natural: tree}
+      icon: [{shape: tree, color: tree_color}]
+    - tags: {leaf_type: broadleaved}
+      icon: [{shape: tree_with_leaf, color: tree_color}]
+    - tags: {leaf_type: needleleaved}
+      icon: [{shape: needleleaved_tree, color: tree_color}]
+    - tags: {leaf_type: palm}
+      icon: [{shape: palm, color: tree_color}]
+    - tags: {natural: tree, leaf_type: broadleaved}
+      icon: [{shape: tree_with_leaf, color: tree_color}]
+    - tags: {natural: tree, leaf_type: needleleaved}
+      icon: [{shape: needleleaved_tree, color: tree_color}]
+    - tags: {natural: tree, leaf_type: palm}
+      icon: [{shape: palm, color: tree_color}]
+    - tags: {natural: tree, type: conifer}
+      icon: [{shape: needleleaved_tree, color: tree_color}]
+    - tags: {leaf_cycle: deciduous}
+      set_main_color: decidious_color
+    - tags: {leaf_cycle: evergreen}
+      set_main_color: evergreen_color
+    - tags: {natural: tree, leaf_cycle: deciduous}
+      set_main_color: decidious_color
+    - tags: {natural: tree, leaf_cycle: evergreen}
+      set_main_color: evergreen_color
+    - tags: {natural: bush}
+      icon: [{shape: bush, color: tree_color}]
+    - tags: {natural: tree, genus: Betula}
+      icon: [{shape: betula, color: tree_color}]
+    - tags: {natural: tree, "genus:en": Birch}
+      icon: [{shape: betula, color: tree_color}]
+    - tags: {natural: tree, "genus:ru": Берёза}
+      icon: [{shape: betula, color: tree_color}]
 
-  # Transport-important middle objects
+    - tags: {railway: buffer_stop}
+      icon: [buffer_stop]
+    - tags: {traffic_sign: city_limit}
+      icon: [city_limit_sign]
+    - tags: {traffic_sign: maxspeed, maxspeed: "30"}
+      icon: [
+        circle_11,
+        {shape: digit_3, offset: [-2, 0], color: "#FFFFFF"},
+        {shape: digit_0, offset: [2, 0], color: "#FFFFFF"},
+      ]
+    - tags: {traffic_sign: maxspeed, maxspeed: "40"}
+      icon: [
+        circle_11,
+        {shape: digit_4, offset: [-2, 0], color: "#FFFFFF"},
+        {shape: digit_0, offset: [2, 0], color: "#FFFFFF"},
+      ]
+    - tags: {traffic_sign: maxspeed, maxspeed: "50"}
+      icon: [
+        circle_11,
+        {shape: digit_5, offset: [-2, 0], color: "#FFFFFF"},
+        {shape: digit_0, offset: [2, 0], color: "#FFFFFF"},
+      ]
+    - tags: {traffic_sign: maxspeed, maxspeed: "60"}
+      icon: [
+        circle_11,
+        {shape: digit_6, offset: [-2, 0], color: "#FFFFFF"},
+        {shape: digit_0, offset: [2, 0], color: "#FFFFFF"},
+      ]
+    - tags: {traffic_sign: maxspeed, maxspeed: "40_mph"}
+      icon: [
+        speed_limit_mph,
+        {shape: digit_4, offset: [-2, 2]},
+        {shape: digit_0, offset: [2, 2]},
+      ]
+    - tags: {traffic_sign: stop}
+      icon: [stop]
+    - tags: {highway: give_way}
+      icon: [triangle_down_hollow]
+    - tags: {noexit: "yes"}
+      icon: [noexit]
+    - tags: {barrier: block}
+      icon: [block]
+    - tags: {barrier: rock}
+      icon: [stone]
+    - tags: {barrier: bollard}
+      icon: [bollard]
 
-  - tags: {ford: "yes"}
-    icon: [ford]
-  - tags: {amenity: charging_station}
-    icon: [charging_station]
-  - tags: {amenity: bicycle_repair_station}
-    icon: [bicycle_repair]
-  - tags: {amenity: fuel}
-    icon: [fuel_station]
-  - tags: {amenity: parking}
-    icon: [p]
-  - tags: {highway: turning_circle}
-    icon: [circle_empty]
-  - tags: {highway: crossing}
-    icon: [crossing]
-  - tags: {crossing: zebra}
-    icon: [crossing]
-  - tags: {highway: crossing, crossing: zebra}
-    icon: [crossing]
-  - tags: {crossing: marked}
-    icon: [crossing]
-  - tags: {highway: crossing, crossing: marked}
-    icon: [crossing]
-  - tags: {highway: crossing, crossing_ref: zebra}
-    icon: [crossing]
-  - tags: {highway: crossing, crossing: uncontrolled}
-    add_icon: [no_traffic_signals]
-  - tags: {highway: crossing, crossing: traffic_signals}
-    add_icon: [traffic_signals]
-  - tags: {highway: traffic_signals}
-    icon: [traffic_signals]
-  - tags: {crossing_ref: toucan}
-    icon: [toucan_crossing]
+  - group: "Indoor"
+    tags:
+    - tags: {door: "yes"}
+      icon: [entrance]
 
-  # Important middle objects
+  - group: "Add and over"
+    tags:
+    - tags: {support: pole}
+      over_icon: [support_pole]
+      under_icon: [clock, information_board]
+    - tags: {support: wall_mounted}
+      over_icon: [support_wall]
+      under_icon: [clock, information_board]
+    - tags: {support: column}
+      over_icon: [support_column]
+      under_icon: [clock, information_board]
+    - tags: {amenity: "*", karaoke: "yes"}
+      add_icon: [microphone]
+    - tags: {building: "*", "roof:shape": onion}
+      add_icon: [onion_roof_shape]
+    - tags: {natural: tree, denotation: urban}
+      over_icon: [urban_tree_pot]
+      under_icon: [tree, tree_with_leaf, needleleaved_tree, betula, palm]
+    - tags: {natural: tree, denotation: avenue}
+      over_icon: [bottom_right_horizontal_line]
+      under_icon: [tree, tree_with_leaf, needleleaved_tree, betula, palm]
 
-  - tags: {tourism: attraction, attraction: amusement_ride}
-    icon: [amusement_ride]
-  - tags: {amenity: toilets}
-    icon: [woman_and_man]
+    - tags: {wheelchair: "yes"}
+      add_icon: [wheelchair]
+    - tags: {wheelchair: "no"}
+      add_icon: [no_wheelchair]
+    - tags: {foot: "yes"}
+      add_icon: [foot]
+    - tags: {foot: "no"}
+      add_icon: [no_foot]
+    - tags: {bicycle: "yes"}
+      add_icon: [bicycle]
+    - tags: {bicycle: "no"}
+      add_icon: [no_bicycle]
+    - tags: {internet_access: wlan, "internet_access:fee": "no"}
+      add_icon: [free_wlan]
+    - tags: {internet_access: wlan}
+      no_tags: {"internet_access:fee": "*"}
+      add_icon: [wlan]
+    - tags: {material: wood}
+      add_icon: [wood]
+    - tags: {access: private}
+      add_icon: [lock_with_keyhole]
+    - tags: {direction: clockwise}
+      add_icon: [clockwise]
+    - tags: {direction: contrclockwise}
+      add_icon: [contrclockwise]
+    - tags: {atm: "yes"}
+      add_icon: [atm]
+    - tags: {tactile_paving: "yes"}
+      add_icon: [tactile_paving]
+    - tags: {"payment:credit_cards": "yes"}
+      add_icon: [credit_card]
 
-  # Normal middle objects
+    - tags: {bus: "yes"}
+      add_icon: [bus]
+    - tags: {monorail: "yes"}
+      add_icon: [monorail]
+    - tags: {trolleybus: "yes"}
+      add_icon: [trolleybus]
 
-  - tags: {shop: kiosk}
-    icon: [kiosk]
-  - tags: {building: "yes", shop: kiosk}
-    icon: [kiosk]
-  - tags: {amenity: shop, shop: kiosk}
-    icon: [kiosk]
-  - tags: {amenity: stage}
-    icon: [theatre]
-  - tags: {natural: cave_entrance}
-    icon: [cave]
+    - tags: {recycling:glass_bottles: "yes"}
+      add_icon: [bottle]
 
-  # Not important middle objects
-
-  - tags: {building: ventilation_shaft}
-    icon: [ventilation]
-  - tags: {power: generator}
-    icon: [power_generator]
-  - tags: {amenity: public_bookcase}
-    icon: [books]
-  - tags: {power: transformer}
-    icon: [transformer]
-  - tags: {power: generator, generator:source: solar}
-    icon: [solar_panel]
-  - tags: {power: generator, generator:source: wind}
-    icon: [wind_turbine]
-  - tags: {power: tower}
-    icon: [power_tower_2_level]
-  - tags: {power: tower, design: one-level}
-    icon: [power_tower_1_level]
-  - tags: {power: tower, design: two-level}
-    icon: [power_tower_2_level]
-  - tags: {power: tower, design: three-level}
-    icon: [power_tower_3_level]
-  - tags: {power: tower, design: four-level}
-    icon: [power_tower_4_level]
-  - tags: {power: tower, design: donau}
-    icon: [power_tower_donau]
-  - tags: {power: tower, design: barrel}
-    icon: [power_tower_barrel]
-  - tags: {power: tower, design: asymmetric}
-    icon: [power_tower_asymmetric]
-  - tags: {power: tower, design: triangle}
-    icon: [power_tower_triangle]
-  - tags: {power: tower, design: delta}
-    icon: [power_tower_delta]
-  - tags: {power: tower, design: delta_two-level}
-    icon: [power_tower_delta_2_level]
-  - tags: {power: tower, design: delta_three-level}
-    icon: [power_tower_delta_3_level]
-  - tags: {power: tower, design: y-frame}
-    icon: [power_tower_y_frame]
-  - tags: {power: tower, design: x-frame}
-    icon: [power_tower_x_frame]
-  - tags: {power: tower, design: h-frame}
-    icon: [power_tower_h_frame]
-  - tags: {power: tower, design: h-frame_two-level}
-    icon: [power_tower_h_frame_2_level]
-  - tags: {power: tower, design: guyed_h-frame}
-    icon: [power_tower_guyed_h_frame]
-  - tags: {power: portal}
-    icon: [power_tower_portal]
-  - tags: {power: tower, design: portal}
-    icon: [power_tower_portal]
-  - tags: {power: tower, design: portal_two-level}
-    icon: [power_tower_portal_2_level]
-  - tags: {power: tower, design: portal_three-level}
-    icon: [power_tower_portal_3_level]
-
-  # Important small objects
-
-  - tags: {historic: memorial}
-    icon: [memorial]
-  - tags: {historic: memorial, memorial: plaque}
-    icon: [plaque]
-  - tags: {historic: memorial, memorial: statue}
-    icon: [statue]
-  - tags: {historic: stone}
-    icon: [stone_with_inscription]
-  - tags: {historic: memorial, memorial: stone}
-    icon: [stone_with_inscription]
-  - tags: {historic: tomb}
-    icon: [tomb]
-  - tags: {tomb: "*"}
-    to_tags: {tomb: mausoleum}
-    icon: [tomb]
-  - tags: {barrier: lift_gate}
-    icon: [lift_gate]
-  - tags: {barrier: turnstile}
-    icon: [turnstile]
-  - tags: {railway: level_crossing}
-    icon: [x]
-  - tags: {railway: crossing}
-    icon: [x]
-  - tags: {amenity: atm}
-    icon: [atm]
-  - tags: {amenity: bicycle_parking}
-    icon: [bicycle_p]
-  - tags: {amenity: telephone}
-    icon: [telephone]
-  - tags: {information: "*"}
-    icon: [information]
-  - tags: {tourism: "*"}
-    icon: [historic]
-  - tags: {tourism: information}
-    icon: [information]
-  - tags: {information: guidepost}
-    icon: [guidepost]
-  - tags: {tourism: viewpoint}
-    icon: [binocular]
-  - tags: {information: board}
-    icon: [information_board]
-  - tags: {vending: admission_tickets}
-    icon: [vending_tickets]
-  - tags: {vending: candles}
-    icon: [vending_candles]
-  - tags: {vending: chemist}
-    icon: [vending_chemist]
-  - tags: {vending: drinks}
-    icon: [vending_bottle]
-  - tags: {vending: fishing_tackle}
-    icon: [vending_angle]
-  - tags: {vending: public_transport_tickets}
-    icon: [vending_tickets]
-  - tags: {vending: water}
-    icon: [vending_drop]
-  - tags: {buoy: "*"}
-    icon: [buoy]
-  - tags: {"seamark:type": "*"}
-    icon: [buoy]
-  - tags: {"waterway:sign": "*"}
-    icon: [buoy]
-  - tags: {amenity: drinking_water}
-    icon: [drinking_water]
-  - tags: {tourism: artwork}
-    icon: [picture]
-  - tags: {tourism: artwork, artwork_type: statue}
-    icon: [statue]
-  - tags: {tourism: artwork, artwork_type: sculpture}
-    icon: [statue]
-  - tags: {tourism: attraction}
-    icon: [photo_camera]
-  - tags: {xmas:feature: tree}
-    icon: {christmas_tree}
-
-  # Normal small objects
-
-  - tags: {amenity: binoculars}
-    icon: [binoculars_on_pole]
-  - tags: {amenity: post_box}
-    icon: [envelope]
-  - tags: {amenity: recycling}
-    icon: [recycling_container]
-  - tags: {amenity: recycling, recycling_type: container}
-    icon: [recycling_container]
-  - tags: {amenity: vending_machine}
-    icon: [vending_machine]
-  - tags: {amenity: vending_machine, vending: excrement_bags}
-    icon: [vending_excrement_bag]
-  - tags: {fitness_station: horizontal_bar}
-    icon: [horizontal_bar]
-  - tags: {fitness_station: wall_bars}
-    icon: [wall_bars]
-  - tags: {fitness_station: sit-up}
-    icon: [sit_up]
-  - tags: {fitness_station: horizontal_ladder}
-    icon: [horizontal_ladder]
-  - tags: {fitness_station: push-up}
-    icon: [low_horizontal_bars]
-  - tags: {playground: slide}
-    icon: [slide]
-  - tags: {playground: roundabout}
-    icon: [roundabout]
-  - tags: {playground: seesaw}
-    icon: [seesaw]
-  - tags: {playground: horizontal_bar}
-    icon: [horizontal_bar]
-  - tags: {leisure: picnic_table}
-    icon: [table]
-
-  # Entrances
-
-  - tags: {barrier: gate}
-    icon: [gate]
-  - tags: {entrance: main}
-    icon: [main_entrance]
-  - tags: {barrier: entrance}
-    icon: [entrance]
-  - tags: {entrance: "yes"}
-    icon: [entrance]
-  - tags: {entrance: exit}
-    icon: [exit]
-  - tags: {entrance: service}
-    icon: [door_with_keyhole]
-  - tags: {entrance: staircase}
-    icon: [staircase]
-  - tags: {door: "no"}
-    icon: [no_door]
-
-  # Not important small objects
-
-  - tags: {amenity: bench}
-    icon: [bench]
-  - tags: {amenity: bench, backrest: "yes"}
-    icon: [bench_backrest]
-  - tags: {amenity: bench, backrest: "no"}
-    icon: [bench_no_backrest]
-  - tags: {amenity: clock}
-    icon: [clock]
-  - tags: {amenity: fountain}
-    icon: [{shape: fountain, color: water_border_color}]
-  - tags: {amenity: waste_basket}
-    icon: [waste_basket]
-  - tags: {highway: street_lamp}
-    icon: [street_lamp]
-  - tags: {man_made: cross}
-    icon: [cross]
-  - tags: {man_made: flagpole}
-    icon: [flagpole]
-  - tags: {man_made: manhole}
-    icon: [circle_9]
-  - tags: {manhole: drain}
-    icon: [manhole_drain]
-  - tags: {man_made: pole}
-    icon: [pole]
-  - tags: {man_made: pole, highway: street_lamp}
-    icon: [pole_lamp]
-  - tags: {man_made: street_cabinet}
-    icon: [street_cabinet]
-  - tags: {man_made: surveillance}
-    icon: [cctv]
-  - tags: {man_made: ventilation_shaft}
-    icon: [ventilation]
-  - tags: {power: pole}
-    icon: [pole]
-  - tags: {advertising: billboard}
-    icon: [billboard]
-  - tags: {natural: rock}
-    icon: [stone]
-  - tags: {natural: stone}
-    icon: [stone]
-  - tags: {sloped_curb: "yes"}
-    icon: [lowered_kerb]
-  - tags: {kerb: lowered}
-    icon: [lowered_kerb]
-    # Trees
-  - tags: {natural: tree}
-    icon: [{shape: tree, color: tree_color}]
-  - tags: {leaf_type: broadleaved}
-    icon: [{shape: tree_with_leaf, color: tree_color}]
-  - tags: {leaf_type: needleleaved}
-    icon: [{shape: needleleaved_tree, color: tree_color}]
-  - tags: {leaf_type: palm}
-    icon: [{shape: palm, color: tree_color}]
-  - tags: {natural: tree, leaf_type: broadleaved}
-    icon: [{shape: tree_with_leaf, color: tree_color}]
-  - tags: {natural: tree, leaf_type: needleleaved}
-    icon: [{shape: needleleaved_tree, color: tree_color}]
-  - tags: {natural: tree, leaf_type: palm}
-    icon: [{shape: palm, color: tree_color}]
-  - tags: {natural: tree, type: conifer}
-    icon: [{shape: needleleaved_tree, color: tree_color}]
-  - tags: {leaf_cycle: deciduous}
-    set_main_color: decidious_color
-  - tags: {leaf_cycle: evergreen}
-    set_main_color: evergreen_color
-  - tags: {natural: tree, leaf_cycle: deciduous}
-    set_main_color: decidious_color
-  - tags: {natural: tree, leaf_cycle: evergreen}
-    set_main_color: evergreen_color
-  - tags: {natural: bush}
-    icon: [{shape: bush, color: tree_color}]
-    # Tree genus
-  - tags: {natural: tree, genus: Betula}
-    icon: [{shape: betula, color: tree_color}]
-  - tags: {natural: tree, "genus:en": Birch}
-    icon: [{shape: betula, color: tree_color}]
-  - tags: {natural: tree, "genus:ru": Берёза}
-    icon: [{shape: betula, color: tree_color}]
-
-  - tags: {railway: buffer_stop}
-    icon: [buffer_stop]
-  - tags: {traffic_sign: city_limit}
-    icon: [city_limit_sign]
-  - tags: {traffic_sign: maxspeed, maxspeed: "30"}
-    icon: [
-      circle_11,
-      {shape: digit_3, offset: [-2, 0], color: "#FFFFFF"},
-      {shape: digit_0, offset: [2, 0], color: "#FFFFFF"},
-    ]
-  - tags: {traffic_sign: maxspeed, maxspeed: "40"}
-    icon: [
-      circle_11,
-      {shape: digit_4, offset: [-2, 0], color: "#FFFFFF"},
-      {shape: digit_0, offset: [2, 0], color: "#FFFFFF"},
-    ]
-  - tags: {traffic_sign: maxspeed, maxspeed: "50"}
-    icon: [
-      circle_11,
-      {shape: digit_5, offset: [-2, 0], color: "#FFFFFF"},
-      {shape: digit_0, offset: [2, 0], color: "#FFFFFF"},
-    ]
-  - tags: {traffic_sign: maxspeed, maxspeed: "60"}
-    icon: [
-      circle_11,
-      {shape: digit_6, offset: [-2, 0], color: "#FFFFFF"},
-      {shape: digit_0, offset: [2, 0], color: "#FFFFFF"},
-    ]
-  - tags: {traffic_sign: maxspeed, maxspeed: "40_mph"}
-    icon: [
-      speed_limit_mph,
-      {shape: digit_4, offset: [-2, 2]},
-      {shape: digit_0, offset: [2, 2]},
-    ]
-  - tags: {traffic_sign: stop}
-    icon: [stop]
-  - tags: {highway: give_way}
-    icon: [triangle_down_hollow]
-  - tags: {noexit: "yes"}
-    icon: [noexit]
-  - tags: {barrier: block}
-    icon: [block]
-  - tags: {barrier: rock}
-    icon: [stone]
-  - tags: {barrier: bollard}
-    icon: [bollard]
-
-    # Indoor
-
-  - tags: {door: "yes"}
-    icon: [entrance]
-
-    # Add and over
-
-  - tags: {support: pole}
-    over_icon: [support_pole]
-    under_icon: [clock, information_board]
-  - tags: {support: wall_mounted}
-    over_icon: [support_wall]
-    under_icon: [clock, information_board]
-  - tags: {support: column}
-    over_icon: [support_column]
-    under_icon: [clock, information_board]
-  - tags: {amenity: "*", karaoke: "yes"}
-    add_icon: [microphone]
-  - tags: {building: "*", "roof:shape": onion}
-    add_icon: [onion_roof_shape]
-  - tags: {natural: tree, denotation: urban}
-    over_icon: [urban_tree_pot]
-    under_icon: [tree, tree_with_leaf, needleleaved_tree, betula, palm]
-  - tags: {natural: tree, denotation: avenue}
-    over_icon: [bottom_right_horizontal_line]
-    under_icon: [tree, tree_with_leaf, needleleaved_tree, betula, palm]
-
-  - tags: {wheelchair: "yes"}
-    add_icon: [wheelchair]
-  - tags: {wheelchair: "no"}
-    add_icon: [no_wheelchair]
-  - tags: {foot: "yes"}
-    add_icon: [foot]
-  - tags: {foot: "no"}
-    add_icon: [no_foot]
-  - tags: {bicycle: "yes"}
-    add_icon: [bicycle]
-  - tags: {bicycle: "no"}
-    add_icon: [no_bicycle]
-  - tags: {internet_access: wlan, "internet_access:fee": "no"}
-    add_icon: [free_wlan]
-  - tags: {internet_access: wlan}
-    no_tags: {"internet_access:fee": "*"}
-    add_icon: [wlan]
-  - tags: {material: wood}
-    add_icon: [wood]
-  - tags: {access: private}
-    add_icon: [lock_with_keyhole]
-  - tags: {direction: clockwise}
-    add_icon: [clockwise]
-  - tags: {direction: contrclockwise}
-    add_icon: [contrclockwise]
-  - tags: {atm: "yes"}
-    add_icon: [atm]
-  - tags: {tactile_paving: "yes"}
-    add_icon: [tactile_paving]
-  - tags: {"payment:credit_cards": "yes"}
-    add_icon: [credit_card]
-
-  - tags: {bus: "yes"}
-    add_icon: [bus]
-  - tags: {monorail: "yes"}
-    add_icon: [monorail]
-  - tags: {trolleybus: "yes"}
-    add_icon: [trolleybus]
-
-  - tags: {recycling:glass_bottles: "yes"}
-    add_icon: [bottle]
-
-  - tags: {crossing:island: "yes"}
-    add_icon: [rectangle_vertical_rounded]
-  - tags: {crossing:island: "no"}
-    add_icon: [rectangle_vertical_rounded_crossed]
+    - tags: {crossing:island: "yes"}
+      add_icon: [rectangle_vertical_rounded]
+    - tags: {crossing:island: "no"}
+      add_icon: [rectangle_vertical_rounded_crossed]
 
 ways:
   - tags: {indoor: area}
diff --git a/test/test_direction.py b/test/test_direction.py
index e9d07be..246ecf9 100644
--- a/test/test_direction.py
+++ b/test/test_direction.py
@@ -1,12 +1,13 @@
 """
 Test direction processing.
-
-Author: Sergey Vartanov (me@enzet.ru).
 """
 import numpy as np
 
 from roentgen.direction import parse_vector
 
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
 
 def test_compass_points_1() -> None:
     """ Test north direction. """
diff --git a/test/test_icons.py b/test/test_icons.py
index 142f095..d8fcab6 100644
--- a/test/test_icons.py
+++ b/test/test_icons.py
@@ -1,7 +1,5 @@
 """
 Test icon generation for nodes.
-
-Author: Sergey Vartanov (me@enzet.ru).
 """
 from os import makedirs
 from pathlib import Path
@@ -11,9 +9,12 @@ from roentgen.grid import draw_all_icons
 from roentgen.icon import ShapeExtractor
 from roentgen.scheme import Scheme
 
-SCHEME: Scheme = Scheme("scheme/default.yml")
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
+SCHEME: Scheme = Scheme(Path("scheme/default.yml"))
 ICON_EXTRACTOR: ShapeExtractor = ShapeExtractor(
-    "icons/icons.svg", Path("icons/config.json")
+    Path("icons/icons.svg"), Path("icons/config.json")
 )
 
 
diff --git a/test/test_label.py b/test/test_label.py
index ff27064..b32bdf2 100644
--- a/test/test_label.py
+++ b/test/test_label.py
@@ -1,14 +1,16 @@
 """
 Test label generation for nodes.
-
-Author: Sergey Vartanov (me@enzet.ru).
 """
+from pathlib import Path
 from typing import List
 
 from roentgen.scheme import Scheme
 from roentgen.text import Label
 
-SCHEME: Scheme = Scheme("scheme/default.yml")
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
+SCHEME: Scheme = Scheme(Path("scheme/default.yml"))
 
 
 def construct_labels(tags) -> List[Label]:
diff --git a/test/test_text.py b/test/test_text.py
index d425cac..f152d09 100644
--- a/test/test_text.py
+++ b/test/test_text.py
@@ -1,10 +1,11 @@
 """
 Test text generation.
-
-Author: Sergey Vartanov (me@enzet.ru).
 """
 from roentgen.text import format_voltage
 
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
 
 def test_voltage() -> None:
     """