メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.756046520301 35.4069009736619, 136.755708498397 35.4070017977495, 136.755642083726 35.4068263661761, 136.755332435428 35.4069206656186, 136.755287936314 35.4069353739985, 136.755060391783 35.4064436286832, 136.754923573761 35.4064809799799, 136.754879925479 35.4063788626423, 136.754833461446 35.4062298357764, 136.754901911537 35.4061988010136, 136.754778680765 35.4059401502006, 136.755202167566 35.4058190565777, 136.755577395179 35.4057158950137, 136.755729292212 35.4060978080611, 136.755777177235 35.4062635293324, 136.755750378507 35.406273226649, 136.755797024973 35.4063778893637, 136.755866715771 35.4065096707341, 136.755922332647 35.406634855826, 136.756046520301 35.4069009736619)) ^^http://www.opengis.net/ont/geosparql#wktLiteral