メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.407406019399 38.6014598203888, 140.408902670013 38.6017326895436, 140.409923977243 38.6019183818287, 140.410226008092 38.6019985789496, 140.41040296779 38.602084657833, 140.410607693006 38.6022468482012, 140.41081610412 38.6024690151529, 140.411158854903 38.6028263738068, 140.411291735298 38.6029656413081, 140.411616042748 38.6032709911726, 140.411033854933 38.6035093168189, 140.410654030403 38.603631396252, 140.410253003765 38.6037899956974, 140.409744401585 38.6039983161918, 140.409012416577 38.6043343416883, 140.40852918871 38.604552460063, 140.408464464059 38.6045840379561, 140.407523761425 38.6050321863854, 140.407309770997 38.6046547347723, 140.407063908512 38.6042371909992, 140.406860471223 38.6038813129818, 140.406459446179 38.6031815424298, 140.406417059769 38.60311424571, 140.406080449749 38.6026100821726, 140.406023735032 38.6025237300981, 140.40588126108 38.6022871557085, 140.405302937418 38.6013268893678, 140.405632743982 38.6012508147262, 140.405814404048 38.6012230435947, 140.406032064696 38.6012428385127, 140.406217416021 38.6012657540378, 140.407406019399 38.6014598203888)) ^^http://www.opengis.net/ont/geosparql#wktLiteral