メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.703756469581 35.5324203577626, 139.704187511739 35.5327782060851, 139.704406815587 35.5329590164238, 139.705062578703 35.5335028885708, 139.70482461616 35.5337761871828, 139.704800362464 35.5337985216102, 139.704457787077 35.5342136055674, 139.704121884209 35.5346034529224, 139.703232986617 35.5342318271956, 139.702365279165 35.5338666235546, 139.702206503157 35.533807906525, 139.701812073122 35.5335912782333, 139.701882466227 35.5335467414266, 139.701714639539 35.5334052375556, 139.701525331772 35.5332041378724, 139.701984024191 35.5327817868801, 139.702439527493 35.5323704165669, 139.702781239542 35.5320566685005, 139.702959962866 35.5319655902709, 139.703756469581 35.5324203577626)) ^^http://www.opengis.net/ont/geosparql#wktLiteral