メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.378543323244 43.058249674079, 141.378587693652 43.0582658359522, 141.37882801082 43.0583562100093, 141.379361592399 43.0585572632292, 141.379016611833 43.059058552331, 141.378659788288 43.059569385249, 141.378382398937 43.0599836258521, 141.378036449543 43.0604979855468, 141.378029787816 43.0604942772022, 141.377967707518 43.0605704635322, 141.377687493014 43.060984117875, 141.377627255693 43.0610730398489, 141.377331340484 43.0615098611089, 141.376776226652 43.0612838073528, 141.375576709289 43.0607914863824, 141.376118949986 43.0600655343844, 141.376243734169 43.0599098619448, 141.376955187153 43.058984826882, 141.377179808948 43.0586803942798, 141.377376337421 43.0584210164996, 141.377731244339 43.0579526048447, 141.378543323244 43.058249674079)) ^^http://www.opengis.net/ont/geosparql#wktLiteral