メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.159096028828 38.9307062477521, 141.15890104499 38.9307421917263, 141.158488225344 38.930782259735, 141.158067524363 38.930532660492, 141.157571174522 38.9302217556771, 141.15700671417 38.9298480469607, 141.156494446834 38.929522612682, 141.15701201991 38.9293169367553, 141.157138249637 38.9293010339854, 141.157169371308 38.9293035514189, 141.157342188113 38.9293177826744, 141.157528399748 38.9293345107411, 141.157834779281 38.9295220719879, 141.15784365436 38.9295662461927, 141.157773743035 38.9299482567234, 141.158503472654 38.9303980079331, 141.158683462289 38.9302513261444, 141.158893259355 38.930434789227, 141.159028204274 38.9305448415482, 141.15903375193 38.9306001453598, 141.159046324566 38.930640086813, 141.159096028828 38.9307062477521)) ^^http://www.opengis.net/ont/geosparql#wktLiteral