メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.215163491598 34.7124366955112, 135.215779747287 34.7126418249365, 135.215003893108 34.7130846609748, 135.214841108751 34.7131759871116, 135.214213911329 34.7129686783821, 135.214068603163 34.7129066259797, 135.213448998967 34.7126429161437, 135.212792177799 34.7122149524655, 135.212481961748 34.712043658126, 135.212103474296 34.7118683483139, 135.211393063672 34.7115331650534, 135.211891589907 34.7106731617425, 135.211921035907 34.7106188603952, 135.215355573536 34.7120206248754, 135.215163491598 34.7124366955112)) ^^http://www.opengis.net/ont/geosparql#wktLiteral