メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.363244507396 37.3738922894894, 140.363145654217 37.3736269099409, 140.362322475537 37.3738829118191, 140.362270738066 37.3737379825496, 140.361047031342 37.3737533200767, 140.360956526132 37.3732234854791, 140.361139796774 37.3731693025361, 140.361554337905 37.3732393938994, 140.361717549349 37.3731800915489, 140.361993919445 37.3730749458293, 140.362021200746 37.3731349429266, 140.363510788001 37.3726726401055, 140.363609027209 37.3728070819088, 140.364022537408 37.3726803353623, 140.364385761994 37.3735106656508, 140.363244507396 37.3738922894894)) ^^http://www.opengis.net/ont/geosparql#wktLiteral