メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.464907141115 40.701564082405, 140.464528125992 40.702039563474, 140.464486154026 40.7020986033405, 140.464351231598 40.7023836259036, 140.463989631947 40.7032291255355, 140.463684254698 40.7026933272791, 140.463554737662 40.7025025838085, 140.463425022459 40.7023520883807, 140.463270150044 40.7022247299425, 140.463083307857 40.7021026182317, 140.462883806841 40.7020131813778, 140.462207740475 40.7016981109521, 140.461239374312 40.7012499540775, 140.461323753904 40.7010620818877, 140.461381570821 40.7009005102124, 140.461456883841 40.7008436901196, 140.461465950822 40.7007126361139, 140.461555293559 40.7006304619871, 140.461601160497 40.7003727375869, 140.461618442252 40.700260709523, 140.461599599697 40.7001528554502, 140.461644695801 40.700034583969, 140.462126784302 40.7002581264302, 140.462546546764 40.7004550114979, 140.463707461128 40.7009957357563, 140.464907141115 40.701564082405)) ^^http://www.opengis.net/ont/geosparql#wktLiteral