メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.104280947954 35.0367505253882, 137.106135571915 35.0370580931674, 137.10594513102 35.0374578202529, 137.106177504966 35.0376256944727, 137.106567914265 35.0379736590007, 137.105587910898 35.0381853087203, 137.10515483828 35.0383492632616, 137.104713562655 35.0385035646728, 137.103967800746 35.0387189821072, 137.103617881529 35.0388135298136, 137.102805705736 35.0390497537874, 137.102816596518 35.0384278743292, 137.102812171868 35.0380300916602, 137.102721461528 35.0378432687154, 137.104277855192 35.0374007883391, 137.104194404658 35.0371372731018, 137.103506438986 35.0370244482442, 137.102992015507 35.0373729458333, 137.102384489863 35.0367212369849, 137.102538982743 35.0363953727335, 137.102752206448 35.0360289694674, 137.10351362649 35.0365344810054, 137.103638493546 35.0366061701932, 137.103836229113 35.0366677560162, 137.104280947954 35.0367505253882)) ^^http://www.opengis.net/ont/geosparql#wktLiteral