メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.557819380392 31.5917532939315, 130.558452506178 31.5919191299809, 130.558285214393 31.592435903354, 130.558260087404 31.5925181192567, 130.558159287992 31.5929175881023, 130.558072268637 31.5933100590255, 130.558016030889 31.5937646473074, 130.558076332544 31.5939645573782, 130.558245571145 31.5943507365422, 130.557240973691 31.594352717829, 130.55672598346 31.5943648642519, 130.556697859701 31.5941591474931, 130.556691130727 31.5938425916751, 130.556838447176 31.5927160808146, 130.556996370697 31.5921282462472, 130.55716253554 31.5915036576878, 130.557577549742 31.5916695793839, 130.557819380392 31.5917532939315)) ^^http://www.opengis.net/ont/geosparql#wktLiteral