メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.282660237939 43.1193609457888, 141.282337887909 43.1195907989321, 141.280993018451 43.120549822337, 141.280538302573 43.1202671826469, 141.280332251236 43.1200808206085, 141.280692591886 43.1198229514909, 141.281024335589 43.1196005669535, 141.281342399533 43.1193628032998, 141.280223601614 43.1185602230716, 141.279406892071 43.1178877058345, 141.279575048086 43.1177682374698, 141.279617573231 43.1177380046977, 141.280037410366 43.1174195307582, 141.280613329475 43.1169919609448, 141.281594873208 43.1177739604685, 141.282592763241 43.1185861221381, 141.282770572715 43.1186948065432, 141.283131655022 43.1189982340069, 141.282802673594 43.1192593983784, 141.282660237939 43.1193609457888)) ^^http://www.opengis.net/ont/geosparql#wktLiteral