Lake as <Union of Geometry Hierarchy>

Union of Geometry Hierarchy

Polygonpolygon_flags = {SE_WATER_POLYGON,SE_REFLECTIVE_POLYGON,SE_SUN_ILLUMINATED_POLYGON}

Union of

Primitive Geometry

Union of

Primitive Geometry

Polygonpolygon_flags = {SE_TERRAIN_POLYGON}

Areal Feature

Instance of DRM Diagram -Sheets 4, 5

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