メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((133.180158619422 33.927298949175, 133.180209081869 33.9269595574603, 133.180235428475 33.9267823276886, 133.18069528303 33.9268345221983, 133.180564923214 33.9273741804781, 133.180158619422 33.927298949175)) ^^http://www.opengis.net/ont/geosparql#wktLiteral