メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.741287023462 35.2428271189259, 136.740918767866 35.2429419021787, 136.740904967898 35.2429462208742, 136.740824489736 35.2429712946194, 136.740173902099 35.2431185465097, 136.740119164657 35.2429325723099, 136.740057596249 35.242723333964, 136.740026003651 35.2425436386141, 136.739929711857 35.2422443450353, 136.741022313555 35.2419024237996, 136.741122741287 35.2421581373745, 136.741212702533 35.2425279741952, 136.741283156562 35.242811400434, 136.741287023462 35.2428271189259)) ^^http://www.opengis.net/ont/geosparql#wktLiteral