メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.317778483757 37.4001556063521, 140.317476051237 37.4005820479863, 140.317273830134 37.4005520419196, 140.317082473803 37.4005373367146, 140.316846106871 37.4005418229182, 140.316777498843 37.4005694173791, 140.316623521999 37.4006866267971, 140.31650380364 37.4007865175958, 140.316392335203 37.400831605999, 140.316267744066 37.4008390136062, 140.316130245481 37.4008429540951, 140.316101310751 37.4003561993273, 140.316100210261 37.4001847126606, 140.316150926842 37.4000507505818, 140.316308610156 37.3998375040879, 140.316543590704 37.3996171834695, 140.317778483757 37.4001556063521)) ^^http://www.opengis.net/ont/geosparql#wktLiteral