メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.133149470363 36.0362804901737, 140.123488671738 36.0387725963397, 140.122315722816 36.0372813260759, 140.121179569965 36.0356734788976, 140.121360685164 36.0353678042626, 140.121837486088 36.0344356381605, 140.122022522975 36.0341524790515, 140.122189884546 36.0339571025108, 140.122494790852 36.0337504254391, 140.124116810874 36.0338883922713, 140.125737549552 36.0341178418642, 140.12691403175 36.0343271473306, 140.128352257554 36.0346525085127, 140.12930025954 36.0348888836332, 140.130608212913 36.0353100267217, 140.131706958054 36.0356786309391, 140.132963049919 36.0361953811774, 140.133164586107 36.0362765947329, 140.133149470363 36.0362804901737)) ^^http://www.opengis.net/ont/geosparql#wktLiteral