メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.162255744246 34.6779120522658, 135.162594105698 34.6775607042966, 135.16290368934 34.6777686124954, 135.16320940343 34.677972883671, 135.163687272292 34.6782992299379, 135.163309917535 34.6786557758248, 135.163147000636 34.6788097166274, 135.162863080029 34.6790891388706, 135.162541680741 34.6788682116303, 135.162235018542 34.6786716926607, 135.162138062237 34.6786095302743, 135.16180036635 34.678395473039, 135.1619623293 34.678222525513, 135.162159383938 34.6780121527502, 135.162184359116 34.6779862057052, 135.16223557783 34.6779330363758, 135.162255744246 34.6779120522658)) ^^http://www.opengis.net/ont/geosparql#wktLiteral