メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((133.997879171351 35.060913591629, 133.995767974345 35.0609917394843, 133.995753704336 35.0608484491127, 133.995731022322 35.0606206932709, 133.995703954184 35.0602466474219, 133.997825597396 35.060217616965, 133.997858482675 35.0605536483258, 133.997879171351 35.060913591629)) ^^http://www.opengis.net/ont/geosparql#wktLiteral