メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.445222586502 36.4037508986889, 136.445319711052 36.4040326043442, 136.445294521445 36.4042276027988, 136.445293270327 36.4043629423603, 136.445827395988 36.4057748932647, 136.445429372899 36.4058606093951, 136.444720086482 36.4040163430469, 136.444666028903 36.4038858420283, 136.444725695617 36.4038713518399, 136.444220279986 36.4024708301716, 136.444583188374 36.4023943364255, 136.445086651357 36.4022777960338, 136.445196790594 36.4025838007874, 136.445075685898 36.4026208326678, 136.445439532601 36.4037059320027, 136.445222586502 36.4037508986889)) ^^http://www.opengis.net/ont/geosparql#wktLiteral