メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.757515457082 35.6988321309753, 139.757893992979 35.6989835932183, 139.758122407856 35.6990723590711, 139.758094464564 35.6991011078023, 139.757644548393 35.6995642189078, 139.757539089621 35.6996727392162, 139.757389319807 35.6998289407896, 139.757139521452 35.7000895093761, 139.756687275285 35.6999836647693, 139.756667814083 35.6999772094379, 139.756068228839 35.699821833329, 139.756439354546 35.6991102037897, 139.756755328796 35.6985290602991, 139.757281663089 35.6987435020713, 139.757479291052 35.6988191862495, 139.757515457082 35.6988321309753)) ^^http://www.opengis.net/ont/geosparql#wktLiteral