メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.936393702597 35.3191563385377, 136.935801844325 35.3193089992804, 136.935469067082 35.3193920876352, 136.934902248156 35.3195087361735, 136.934327148111 35.3196127540509, 136.93394689822 35.3196859453984, 136.932855328365 35.3198418087552, 136.933382087346 35.3187316750851, 136.933769608724 35.3179527358839, 136.93383867042 35.3178401979843, 136.934020740347 35.3175935895844, 136.934390898354 35.3170300311559, 136.935108494823 35.3160736905487, 136.935777551466 35.3176636920219, 136.936393702597 35.3191563385377)) ^^http://www.opengis.net/ont/geosparql#wktLiteral