メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.990216252049 43.0982882758513, 142.990294236041 43.0985434212565, 142.990318264595 43.0986218249592, 142.99039904826 43.0988861659997, 142.990477930792 43.0991439782422, 142.99049256703 43.0991918484929, 142.990529237288 43.099311805817, 142.990331141404 43.0992199002065, 142.989540466716 43.098934691763, 142.989347729167 43.0988651853064, 142.989305845098 43.0988500540473, 142.987903788583 43.0983501275961, 142.988184891344 43.0979266845483, 142.988364699015 43.0976557368094, 142.989222252869 43.0963638577466, 142.989269336909 43.0962929422903, 142.993601020436 43.0955282197614, 142.993795668486 43.0960290429818, 142.994058074938 43.0968663770342, 142.994296047078 43.0975559646796, 142.99357800453 43.0976848386496, 142.993552197255 43.0976895075646, 142.992961998764 43.0977953918218, 142.992874276408 43.0978111529556, 142.992257454196 43.0979218489195, 142.99218409811 43.0979350550627, 142.991485105397 43.0980604864625, 142.991331689419 43.0980880655311, 142.990216252049 43.0982882758513)) ^^http://www.opengis.net/ont/geosparql#wktLiteral