メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.978110477671 38.566595396806, 140.978174258703 38.5666333259518, 140.978839370107 38.5670317215726, 140.979183705168 38.5678163041478, 140.979272844742 38.5678088791349, 140.979391738898 38.5683243239703, 140.979446370298 38.5685020320492, 140.979485692209 38.5686514676602, 140.979601167749 38.5690098338027, 140.979731658302 38.5694168828234, 140.979447902875 38.5694809817532, 140.978179915621 38.5697730105942, 140.977622683365 38.5698883894579, 140.977604367206 38.569795082843, 140.977391349473 38.5690815493025, 140.977166389996 38.5684267399223, 140.976793185563 38.5672552507856, 140.976706521425 38.5669520259715, 140.976276976449 38.5655942422365, 140.976506390311 38.5655561123949, 140.977002139343 38.5659075614033, 140.977240763586 38.5660649276577, 140.977724183481 38.5663658581047, 140.978110477671 38.566595396806)) ^^http://www.opengis.net/ont/geosparql#wktLiteral