メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.745907549573 35.3827179727821, 136.747071941276 35.382667323939, 136.747742171218 35.3826502557903, 136.747753510018 35.3828017023561, 136.747899680314 35.3852552862868, 136.747927841734 35.3857624219277, 136.747980253449 35.3865768919796, 136.747338284804 35.3866107428636, 136.746166442298 35.3866696660135, 136.745084592747 35.386719522201, 136.744963430056 35.3848706073974, 136.744932652149 35.3844648730302, 136.744393173765 35.3844790662213, 136.744296923628 35.3828361541614, 136.744828390332 35.3827971600666, 136.745907549573 35.3827179727821)) ^^http://www.opengis.net/ont/geosparql#wktLiteral