メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.091247582665 35.1061312002063, 134.091224588461 35.1064942732446, 134.091231360157 35.1066743665823, 134.091234451462 35.1068604400316, 134.090255715836 35.106879463709, 134.090298101753 35.1061352825379, 134.090714335859 35.1061571754023, 134.090805634368 35.1061543305197, 134.091057677314 35.1061308199324, 134.091247582665 35.1061312002063)) ^^http://www.opengis.net/ont/geosparql#wktLiteral