メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.68756221032 34.8204446679622, 134.687629585604 34.8204229197912, 134.687893514924 34.8203377730754, 134.688395429078 34.8201760063823, 134.688820711323 34.8211285072897, 134.689087262056 34.8216653771508, 134.689295226119 34.8221031854112, 134.68901081084 34.8221969171041, 134.687649489877 34.8226768682293, 134.687153234924 34.8216673822389, 134.68669792605 34.8207236977898, 134.687242152552 34.8205447678935, 134.68756221032 34.8204446679622)) ^^http://www.opengis.net/ont/geosparql#wktLiteral