メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.320024234349 37.9660364622761, 139.320410094016 37.9681038416469, 139.319089004899 37.9682609974853, 139.319313837002 37.969406247551, 139.319359606566 37.9696449772543, 139.3192766941 37.97004241804, 139.316312373716 37.9697345511012, 139.314955307111 37.9695589593639, 139.314239331636 37.9694984462791, 139.313980022095 37.96945462375, 139.310561540693 37.9691196204987, 139.31183081495 37.9688319901629, 139.311880571831 37.9687804033563, 139.313216244878 37.9669001903135, 139.313873420104 37.9659750759139, 139.314390160174 37.9652485864151, 139.315105633847 37.9642430974595, 139.315532434281 37.9642792818756, 139.315859678053 37.9642770161963, 139.316216574705 37.964262858096, 139.316499016912 37.9642451333632, 139.316622857227 37.9642363912171, 139.318007361321 37.96411106279, 139.318325354877 37.9640683090964, 139.318992764746 37.9639863829557, 139.319587033768 37.9639234037054, 139.320024234349 37.9660364622761)) ^^http://www.opengis.net/ont/geosparql#wktLiteral