メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.983892982179 34.8541989600156, 136.980406858379 34.8524338091612, 136.981051274382 34.851650574989, 136.981751089365 34.8507436080089, 136.982946111299 34.8500910094842, 136.983809963723 34.8496089689531, 136.984702201217 34.8491199219094, 136.987327139773 34.8475830818367, 136.988017950922 34.8471780844614, 136.988437282874 34.8478290474751, 136.989307942515 34.8491610193312, 136.990270967073 34.8506092570204, 136.988428633452 34.8514824002355, 136.986357184701 34.8525632915111, 136.984237432257 34.853748170858, 136.983892982179 34.8541989600156)) ^^http://www.opengis.net/ont/geosparql#wktLiteral