メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((144.455840921042 43.4848405561868, 144.456460322335 43.4851038787458, 144.455725107765 43.4860568649181, 144.455002641953 43.4870050273119, 144.45495512757 43.4870634699607, 144.454572047251 43.4875346133626, 144.454443015681 43.4876991294249, 144.453713859731 43.4871700478816, 144.453132515683 43.4867744334432, 144.452644929364 43.48661948677, 144.452480770979 43.4865672723218, 144.452259949178 43.4865291578236, 144.45155315794 43.486406982087, 144.450618956729 43.4862884087812, 144.450214037325 43.486361503463, 144.45001300315 43.4864425900727, 144.450478162495 43.4857895694521, 144.450742259377 43.4857110644172, 144.450892843792 43.4856131570829, 144.451018115174 43.485472557121, 144.45156644107 43.4853965572026, 144.45198423927 43.4852688849611, 144.452851664302 43.484927549645, 144.453449805259 43.4847025835458, 144.454029691324 43.4845706176461, 144.454684376429 43.4845407224461, 144.455121204574 43.4846070474264, 144.455176617092 43.4846117443471, 144.455432635749 43.4846988574419, 144.455840921042 43.4848405561868)) ^^http://www.opengis.net/ont/geosparql#wktLiteral