メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.499489697807 35.0469414804884, 136.499686629363 35.0469994739407, 136.499967298536 35.0471109963516, 136.500332006262 35.0473249917434, 136.50051176323 35.0475006647568, 136.500697484286 35.0476713837196, 136.500895741011 35.0479448713457, 136.501076113351 35.048213572928, 136.501226356235 35.0484284527646, 136.501286336699 35.0484967991532, 136.500733807975 35.0487343068768, 136.500470206959 35.0484953152471, 136.500152711874 35.0482026715679, 136.499918733464 35.0479341889938, 136.499768224875 35.047675222409, 136.499491706823 35.0472697260069, 136.499425059744 35.0470838665131, 136.499430440103 35.0469908113874, 136.499489697807 35.0469414804884)) ^^http://www.opengis.net/ont/geosparql#wktLiteral