メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.864022060202 35.2350640211113, 136.864015677739 35.2350779494203, 136.863979158552 35.235514068177, 136.863959498821 35.2357221947114, 136.863940016671 35.2358824319911, 136.863906560907 35.2358830520858, 136.863143895582 35.2358459244621, 136.863202977488 35.2350299207848, 136.863257938594 35.2344663097165, 136.863282755639 35.2342279836548, 136.864104376946 35.2342637801248, 136.864071376984 35.2345967357004, 136.864022060202 35.2350640211113)) ^^http://www.opengis.net/ont/geosparql#wktLiteral