メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.693497054246 33.0488180515204, 131.693261200438 33.0494171250243, 131.693194223002 33.0496989432759, 131.693186514089 33.0501842467038, 131.69289759689 33.0500791011459, 131.692504425437 33.0499065861786, 131.691904685018 33.0498419754917, 131.691571008223 33.0497037370889, 131.692088675327 33.0494719381327, 131.692443941295 33.0493275269736, 131.692490699493 33.049128872775, 131.692465414493 33.0489814789205, 131.692518911003 33.0488743495919, 131.692681067013 33.0487513614813, 131.692690175345 33.0483697699143, 131.692929244338 33.0480428558944, 131.693419095931 33.0477323690962, 131.693608484062 33.0480060164092, 131.693791096026 33.0481830619332, 131.694028036737 33.0483597979308, 131.694228202177 33.0484655174856, 131.694159829426 33.0486057921603, 131.69415488067 33.0487431747935, 131.693817652231 33.0487815561492, 131.693497054246 33.0488180515204)) ^^http://www.opengis.net/ont/geosparql#wktLiteral