メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.124348425136 34.9699295583491, 137.124385257641 34.9702033198632, 137.124416314022 34.9703154510301, 137.1244551819 34.9704083589146, 137.124455155294 34.9704659675703, 137.123828037555 34.9706093909594, 137.123828011115 34.9706657321536, 137.123691102926 34.9707107508244, 137.123440006617 34.9701133637922, 137.123431567361 34.9695612852992, 137.123438563138 34.9690709737336, 137.12347500186 34.9687539571804, 137.123489348974 34.9686291360235, 137.124275644452 34.9682817486487, 137.124623533451 34.9681027175772, 137.124348425136 34.9699295583491)) ^^http://www.opengis.net/ont/geosparql#wktLiteral