メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.687976999246 34.8100227448487, 134.687518818152 34.810178045227, 134.68608931359 34.8106294443347, 134.685570298778 34.8094456284114, 134.685569153244 34.8094425323968, 134.685493131297 34.809240902909, 134.685382559211 34.809032330408, 134.685348972933 34.8089956640888, 134.685661444568 34.8087975529047, 134.685774841479 34.808787221733, 134.685929008009 34.8086864814263, 134.686238507082 34.8085576800428, 134.686408928641 34.8084940785274, 134.686595179005 34.808453108664, 134.686827555339 34.8084208782298, 134.687393031925 34.8091902881791, 134.687449818064 34.8092752008785, 134.687976999246 34.8100227448487)) ^^http://www.opengis.net/ont/geosparql#wktLiteral