メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.59297717092 35.3912630876502, 136.592970832594 35.392302581976, 136.592962926063 35.3929301883109, 136.592868818955 35.3929159376408, 136.592724308232 35.392884967628, 136.592495502379 35.3928811289112, 136.592334045255 35.3928693026781, 136.592014833431 35.3927961617038, 136.591806780727 35.392715241651, 136.591634252721 35.3926028027959, 136.591588180121 35.392453786375, 136.591627442132 35.3914246598983, 136.591627664476 35.3908089875545, 136.592925198213 35.3906455466902, 136.592970341915 35.3906398473498, 136.59297717092 35.3912630876502)) ^^http://www.opengis.net/ont/geosparql#wktLiteral