メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.73727362112 35.4340906484594, 136.737397005548 35.4342524511672, 136.736591145321 35.4346497766703, 136.736612633411 35.4347105183812, 136.736362705459 35.4348197292558, 136.735434657647 35.4352647795236, 136.735341608991 35.4355463345303, 136.735067133478 35.4355061312641, 136.734810081299 35.435465955326, 136.734974452439 35.4348955842051, 136.736131444046 35.4343389302303, 136.737130883652 35.4339035314338, 136.737125243674 35.4338960814627, 136.737018349881 35.4337559552261, 136.737668304445 35.4335032089233, 136.73773618864 35.4334790141209, 136.737902569983 35.4337915258492, 136.73727362112 35.4340906484594)) ^^http://www.opengis.net/ont/geosparql#wktLiteral