メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.640211877305 34.9902558272398, 136.640485002384 34.9904600937968, 136.640537495371 34.9904972112893, 136.640621221822 34.9905564884894, 136.641389268086 34.991120186955, 136.641426315045 34.9911410475263, 136.641858418813 34.9914891208692, 136.642403916032 34.9920396237872, 136.641582243206 34.9924206607784, 136.641299695118 34.9924803922555, 136.640769982186 34.9926103014019, 136.640145136654 34.9929099357654, 136.639502851677 34.9932455029005, 136.639419571844 34.9932883364938, 136.63806571788 34.9939451742028, 136.637489022449 34.9942377087204, 136.636785840138 34.9933524475098, 136.636106971152 34.9924931831542, 136.636051756114 34.9924245990267, 136.63595837106 34.9922948060865, 136.636456075215 34.992075156994, 136.636445350976 34.9920550017313, 136.636956499533 34.9917483773562, 136.637809036914 34.9912505215927, 136.63863184251 34.9907773207578, 136.638931453051 34.9904081368841, 136.639600213285 34.9898041179372, 136.640211877305 34.9902558272398)) ^^http://www.opengis.net/ont/geosparql#wktLiteral