メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.869554420737 34.7441769243139, 134.870196125984 34.7445831412899, 134.869359500686 34.745505103512, 134.868578726608 34.7463383543454, 134.868200328441 34.7467162584263, 134.867696171929 34.7463781644698, 134.867317678437 34.7461086773197, 134.866898814714 34.745817533084, 134.866918059085 34.745778430579, 134.867266440645 34.745468837598, 134.866622114201 34.7449464075189, 134.865902838146 34.7443778189665, 134.866589410245 34.7437730509986, 134.867769119929 34.7427973383863, 134.868476377553 34.743361602226, 134.86885021997 34.7436650534182, 134.869239126876 34.7439754802323, 134.869554420737 34.7441769243139)) ^^http://www.opengis.net/ont/geosparql#wktLiteral