KML with and without nested multigeometry

LSZR_TIN_aggr-kml4-clean.kml

<?xml version="1.0" encoding="UTF-8"?>
<kml xmlns:xsd="http://www.w3.org/2001/XMLSchema"
    xmlns:gx="http://www.google.com/kml/ext/2.2"
    xmlns:atom="http://www.w3.org/2005/Atom"
    xmlns="http://www.opengis.net/kml/2.2">
    <Document>
        <name>LSZR_TIN_aggr clean</name>
        <visibility>1</visibility>
        <Schema name="ICAO_TIN_aggr.kml" id="kml_schema_ft_ICAO_TIN_aggr.kml">
            <SimpleField type="xsd:int" name="OBJECTID">
                <displayName>OBJECTID</displayName>
            </SimpleField>
        </Schema>
        <Folder id="kml_ft_ICAO_TIN_aggr.kml">
            <name>ICAO_TIN_aggr.kml</name>
            <Placemark id="kml_4">
                <name>kml_4</name>
                <visibility>1</visibility>
                <snippet></snippet>
                <description>
                    <![CDATA[<center><table><tr><th colspan='2' align='center'><em>Attributes</em></th></tr><tr bgcolor="#E3E3F3"><th>OBJECTID</th><td>17</td></tr><tr bgcolor=""><th>Entity</th><td>Group</td></tr><tr bgcolor="#E3E3F3"><th>Handle</th><td>125</td></tr><tr bgcolor=""><th>Layer</th><td>HBF_HORIZONTALFL_CHE</td></tr><tr bgcolor="#E3E3F3"><th>LyrFrzn</th><td>0</td></tr><tr bgcolor=""><th>LyrLock</th><td>0</td></tr><tr bgcolor="#E3E3F3"><th>LyrOn</th><td>1</td></tr><tr bgcolor=""><th>LyrVPFrzn</th><td>0</td></tr><tr bgcolor="#E3E3F3"><th>LyrHandle</th><td>62</td></tr><tr bgcolor=""><th>Color</th><td>1</td></tr><tr bgcolor="#E3E3F3"><th>EntColor</th><td>-1</td></tr><tr bgcolor=""><th>LyrColor</th><td>1</td></tr><tr bgcolor="#E3E3F3"><th>BlkColor</th><td>0</td></tr><tr bgcolor=""><th>Linetype</th><td>AUSGEZOGEN</td></tr><tr bgcolor="#E3E3F3"><th>EntLinetype</th><td>ByLayer</td></tr><tr bgcolor=""><th>LyrLnType</th><td>AUSGEZOGEN</td></tr><tr bgcolor="#E3E3F3"><th>BlkLinetype</th><td></td></tr><tr bgcolor=""><th>LTScale</th><td>1</td></tr><tr bgcolor="#E3E3F3"><th>Elevation</th><td></td></tr><tr bgcolor=""><th>Thickness</th><td>0</td></tr><tr bgcolor="#E3E3F3"><th>LineWt</th><td>50</td></tr><tr bgcolor=""><th>EntLineWt</th><td>-1</td></tr><tr bgcolor="#E3E3F3"><th>LyrLineWt</th><td>50</td></tr><tr bgcolor=""><th>BlkLineWt</th><td>-1</td></tr><tr bgcolor="#E3E3F3"><th>RefName</th><td></td></tr><tr bgcolor=""><th>ExtX</th><td>-0.04997335646010646</td></tr><tr bgcolor="#E3E3F3"><th>ExtY</th><td>0</td></tr><tr bgcolor=""><th>ExtZ</th><td>-0.9987505512609799</td></tr><tr bgcolor="#E3E3F3"><th>DocName</th><td>11240_OLS_Exp_CAD_korr.dxf</td></tr><tr bgcolor=""><th>DocPath</th><td>R:\11240 Flugplatz Altenrhein HBK_AOC\CAD Daten 2023\11240_OLS_Exp_CAD_korr.dxf</td></tr><tr bgcolor="#E3E3F3"><th>DocType</th><td>DXF</td></tr><tr bgcolor=""><th>DocVer</th><td>AC1027</td></tr><tr bgcolor="#E3E3F3"><th>DocUpdate</th><td>20231213110639</td></tr><tr bgcolor=""><th>DocId</th><td>1.353481286959797e+18</td></tr><tr bgcolor="#E3E3F3"><th>Shape_Length</th><td>590113.9331410502</td></tr><tr bgcolor=""><th>Shape_Area</th><td>-21081098.13825134</td></tr><tr bgcolor="#E3E3F3"><th>SurfaceName</th><td>Conical_surface_10_28</td></tr><tr bgcolor=""><th>SurfaceType</th><td>Conical_surface</td></tr><tr bgcolor="#E3E3F3"><th>RunwayDesignator</th><td>10/28</td></tr><tr bgcolor=""><th>RunwayCodeNumber</th><td>1</td></tr><tr bgcolor="#E3E3F3"><th>Operation</th><td></td></tr><tr bgcolor=""><th>Modification</th><td>20231214</td></tr></table></center>]]>
                </description>
                <Style>
                    <IconStyle>
                        <scale>0.8</scale>
                    </IconStyle>
                    <LabelStyle>
                        <scale>1.0</scale>
                    </LabelStyle>
                    <LineStyle>
                        <color>ffff0000</color>
                        <width>1.0</width>
                        <gx:labelVisibility>1</gx:labelVisibility>
                    </LineStyle>
                    <PolyStyle>
                        <color>66ff0000</color>
                    </PolyStyle>
                </Style>
                <ExtendedData>
                    <SchemaData schemaUrl="#kml_schema_ft_ICAO_TIN_aggr.kml">
                        <SimpleData name="OBJECTID">17</SimpleData>
                    </SchemaData>
                </ExtendedData>
                <MultiGeometry>
                    <Polygon>
                        <extrude>1</extrude>
                        <tessellate>1</tessellate>
                        <altitudeMode>absolute</altitudeMode>
                        <outerBoundaryIs>
                            <LinearRing>
                                <coordinates>9.51417142486868,47.4851074227347,498.0 9.528776569238,47.4855038943916,443.0 9.51422435474779,47.4864630990936,498.0 9.51417142486868,47.4851074227347,498.0</coordinates>
                            </LinearRing>
                        </outerBoundaryIs>
                    </Polygon>
                    <Polygon>
                        <extrude>1</extrude>
                        <tessellate>1</tessellate>
                        <altitudeMode>absolute</altitudeMode>
                        <outerBoundaryIs>
                            <LinearRing>
                                <coordinates>9.51420229254557,47.4837514318466,498.0 9.52878826264392,47.4840913867986,443.0 9.51417142486868,47.4851074227347,498.0 9.51420229254557,47.4837514318466,498.0</coordinates>
                            </LinearRing>
                        </outerBoundaryIs>
                    </Polygon>
                </MultiGeometry>
            </Placemark>
        </Folder>
    </Document>
</kml>

LSZR_TIN_aggr-kml4-nested-multigeometry.kml

<?xml version="1.0" encoding="UTF-8"?>
<kml xmlns:xsd="http://www.w3.org/2001/XMLSchema"
    xmlns:gx="http://www.google.com/kml/ext/2.2"
    xmlns:atom="http://www.w3.org/2005/Atom"
    xmlns="http://www.opengis.net/kml/2.2">
    <Document>
        <name>LSZR_TIN_aggr nested MultiGeometry</name>
        <visibility>1</visibility>
        <Schema name="ICAO_TIN_aggr.kml" id="kml_schema_ft_ICAO_TIN_aggr.kml">
            <SimpleField type="xsd:int" name="OBJECTID">
                <displayName>OBJECTID</displayName>
            </SimpleField>
        </Schema>
        <Folder id="kml_ft_ICAO_TIN_aggr.kml">
            <name>ICAO_TIN_aggr.kml</name>
            <Placemark id="kml_4">
                <name>kml_4</name>
                <visibility>1</visibility>
                <snippet></snippet>
                <description>
                    <![CDATA[<center><table><tr><th colspan='2' align='center'><em>Attributes</em></th></tr><tr bgcolor="#E3E3F3"><th>OBJECTID</th><td>17</td></tr><tr bgcolor=""><th>Entity</th><td>Group</td></tr><tr bgcolor="#E3E3F3"><th>Handle</th><td>125</td></tr><tr bgcolor=""><th>Layer</th><td>HBF_HORIZONTALFL_CHE</td></tr><tr bgcolor="#E3E3F3"><th>LyrFrzn</th><td>0</td></tr><tr bgcolor=""><th>LyrLock</th><td>0</td></tr><tr bgcolor="#E3E3F3"><th>LyrOn</th><td>1</td></tr><tr bgcolor=""><th>LyrVPFrzn</th><td>0</td></tr><tr bgcolor="#E3E3F3"><th>LyrHandle</th><td>62</td></tr><tr bgcolor=""><th>Color</th><td>1</td></tr><tr bgcolor="#E3E3F3"><th>EntColor</th><td>-1</td></tr><tr bgcolor=""><th>LyrColor</th><td>1</td></tr><tr bgcolor="#E3E3F3"><th>BlkColor</th><td>0</td></tr><tr bgcolor=""><th>Linetype</th><td>AUSGEZOGEN</td></tr><tr bgcolor="#E3E3F3"><th>EntLinetype</th><td>ByLayer</td></tr><tr bgcolor=""><th>LyrLnType</th><td>AUSGEZOGEN</td></tr><tr bgcolor="#E3E3F3"><th>BlkLinetype</th><td></td></tr><tr bgcolor=""><th>LTScale</th><td>1</td></tr><tr bgcolor="#E3E3F3"><th>Elevation</th><td></td></tr><tr bgcolor=""><th>Thickness</th><td>0</td></tr><tr bgcolor="#E3E3F3"><th>LineWt</th><td>50</td></tr><tr bgcolor=""><th>EntLineWt</th><td>-1</td></tr><tr bgcolor="#E3E3F3"><th>LyrLineWt</th><td>50</td></tr><tr bgcolor=""><th>BlkLineWt</th><td>-1</td></tr><tr bgcolor="#E3E3F3"><th>RefName</th><td></td></tr><tr bgcolor=""><th>ExtX</th><td>-0.04997335646010646</td></tr><tr bgcolor="#E3E3F3"><th>ExtY</th><td>0</td></tr><tr bgcolor=""><th>ExtZ</th><td>-0.9987505512609799</td></tr><tr bgcolor="#E3E3F3"><th>DocName</th><td>11240_OLS_Exp_CAD_korr.dxf</td></tr><tr bgcolor=""><th>DocPath</th><td>R:\11240 Flugplatz Altenrhein HBK_AOC\CAD Daten 2023\11240_OLS_Exp_CAD_korr.dxf</td></tr><tr bgcolor="#E3E3F3"><th>DocType</th><td>DXF</td></tr><tr bgcolor=""><th>DocVer</th><td>AC1027</td></tr><tr bgcolor="#E3E3F3"><th>DocUpdate</th><td>20231213110639</td></tr><tr bgcolor=""><th>DocId</th><td>1.353481286959797e+18</td></tr><tr bgcolor="#E3E3F3"><th>Shape_Length</th><td>590113.9331410502</td></tr><tr bgcolor=""><th>Shape_Area</th><td>-21081098.13825134</td></tr><tr bgcolor="#E3E3F3"><th>SurfaceName</th><td>Conical_surface_10_28</td></tr><tr bgcolor=""><th>SurfaceType</th><td>Conical_surface</td></tr><tr bgcolor="#E3E3F3"><th>RunwayDesignator</th><td>10/28</td></tr><tr bgcolor=""><th>RunwayCodeNumber</th><td>1</td></tr><tr bgcolor="#E3E3F3"><th>Operation</th><td></td></tr><tr bgcolor=""><th>Modification</th><td>20231214</td></tr></table></center>]]>
                </description>
                <Style>
                    <IconStyle>
                        <scale>0.8</scale>
                    </IconStyle>
                    <LabelStyle>
                        <scale>1.0</scale>
                    </LabelStyle>
                    <LineStyle>
                        <color>ffff0000</color>
                        <width>1.0</width>
                        <gx:labelVisibility>1</gx:labelVisibility>
                    </LineStyle>
                    <PolyStyle>
                        <color>66ff0000</color>
                    </PolyStyle>
                </Style>
                <ExtendedData>
                    <SchemaData schemaUrl="#kml_schema_ft_ICAO_TIN_aggr.kml">
                        <SimpleData name="OBJECTID">17</SimpleData>
                    </SchemaData>
                </ExtendedData>
                <MultiGeometry>
                    <MultiGeometry>
                        <Polygon>
                            <extrude>1</extrude>
                            <tessellate>1</tessellate>
                            <altitudeMode>absolute</altitudeMode>
                            <outerBoundaryIs>
                                <LinearRing>
                                    <coordinates>9.51417142486868,47.4851074227347,498.0 9.528776569238,47.4855038943916,443.0 9.51422435474779,47.4864630990936,498.0 9.51417142486868,47.4851074227347,498.0</coordinates>
                                </LinearRing>
                            </outerBoundaryIs>
                        </Polygon>
                        <Polygon>
                            <extrude>1</extrude>
                            <tessellate>1</tessellate>
                            <altitudeMode>absolute</altitudeMode>
                            <outerBoundaryIs>
                                <LinearRing>
                                    <coordinates>9.51420229254557,47.4837514318466,498.0 9.52878826264392,47.4840913867986,443.0 9.51417142486868,47.4851074227347,498.0 9.51420229254557,47.4837514318466,498.0</coordinates>
                                </LinearRing>
                            </outerBoundaryIs>
                        </Polygon>
                    </MultiGeometry>
                </MultiGeometry>
            </Placemark>
        </Folder>
    </Document>
</kml>