メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.893931900252 34.3407558194261, 134.893789856177 34.3413376863733, 134.893668678892 34.3419235417486, 134.893504668252 34.3425800271816, 134.892223617836 34.3423757042252, 134.892374855365 34.3417246318511, 134.892515234292 34.3411333364353, 134.892646143393 34.3405608191689, 134.892839693634 34.3397617829996, 134.893517061154 34.3398623665381, 134.894116470402 34.3399741495756, 134.893931900252 34.3407558194261)) ^^http://www.opengis.net/ont/geosparql#wktLiteral