メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.17533748383 34.6553682740528, 135.175590300085 34.6554459666568, 135.175915797091 34.6555383678598, 135.175707658314 34.6559905440661, 135.175518630828 34.6564448412782, 135.175326301714 34.6568428190836, 135.175193194255 34.6568955744841, 135.17495473326 34.6566372064226, 135.174895380662 34.6565753586233, 135.174545729429 34.6562532467019, 135.174430271665 34.6561638976977, 135.174448231697 34.6561196862573, 135.17462709687 34.6556712358167, 135.174675110852 34.6555649811009, 135.174831170509 34.6552127513644, 135.17533748383 34.6553682740528)) ^^http://www.opengis.net/ont/geosparql#wktLiteral