メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.401649851745 34.7986613688438, 135.401325881297 34.7995560781169, 135.40130251476 34.7996043139454, 135.400893497902 34.8003600458005, 135.400630229282 34.8008785716847, 135.400304129686 34.8016231507872, 135.399886141827 34.8015185045394, 135.400350394114 34.7997815537293, 135.40039898936 34.7995971765995, 135.40051372199 34.7990469949518, 135.400802861143 34.7989657216855, 135.400997672431 34.7988852762687, 135.401113941603 34.7988252376958, 135.401282509325 34.7987489652411, 135.401423636239 34.798696175504, 135.401559010777 34.7986607582298, 135.401649851745 34.7986613688438)) ^^http://www.opengis.net/ont/geosparql#wktLiteral