メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.377140069959 43.09725133074, 141.37806035561 43.0974864041311, 141.377910125391 43.0982383123917, 141.377412701999 43.0982651168517, 141.377363569275 43.0982647426734, 141.376886560169 43.098279956651, 141.376031655321 43.098184124858, 141.375466787873 43.0981081531685, 141.375012319601 43.0980435700404, 141.374481025703 43.0979689751497, 141.374590012392 43.0975209174981, 141.374753754225 43.0968337475871, 141.375281944637 43.0968965024737, 141.375587597395 43.0969378666854, 141.375758859028 43.096961255529, 141.376299911659 43.0970240336975, 141.377007941398 43.097209183604, 141.377140069959 43.09725133074)) ^^http://www.opengis.net/ont/geosparql#wktLiteral