メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.892646143393 34.3405608191689, 134.892515234292 34.3411333364353, 134.892374855365 34.3417246318511, 134.892223617836 34.3423757042252, 134.890271531776 34.3420600357349, 134.890454843105 34.3414034660417, 134.890612954098 34.3408267419101, 134.890763017522 34.3402407565218, 134.890983937414 34.3394562492715, 134.892544301711 34.3397125598385, 134.892839693634 34.3397617829996, 134.892646143393 34.3405608191689)) ^^http://www.opengis.net/ont/geosparql#wktLiteral