geometry
POINT Z (30 10 40)
LINESTRING Z (30 10 40, 10 30 40, 40 40 80)
POLYGON Z ((30 10 40, 40 40 80, 20 40 60, 10 20 30, 30 10 40))
MULTIPOINT Z ((30 10 40))
MULTILINESTRING Z ((30 10 40, 10 30 40, 40 40 80))
MULTIPOLYGON Z (((30 10 40, 40 40 80, 20 40 60, 10 20 30, 30 10 40)))
GEOMETRYCOLLECTION Z (POINT Z (30 10 40), LINESTRING Z (30 10 40, 10 30 40, 40 40 80), POLYGON Z ((30 10 40, 40 40 80, 20 40 60, 10 20 30, 30 10 40)), MULTIPOINT Z ((30 10 40)), MULTILINESTRING Z ((30 10 40, 10 30 40, 40 40 80)), MULTIPOLYGON Z (((30 10 40, 40 40 80, 20 40 60, 10 20 30, 30 10 40))))

GEOMETRYCOLLECTION Z EMPTY