メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.126315350622 35.0714693192739, 137.127610243996 35.071561334536, 137.127564567533 35.0730120937857, 137.127443621076 35.0736936329035, 137.127431872839 35.0740227291312, 137.127420002934 35.0743062604878, 137.126853603788 35.0743459906986, 137.125881499588 35.0744176812543, 137.125503128725 35.0744559253356, 137.125374707247 35.0745167255606, 137.1252862744 35.0745321146551, 137.12491896654 35.0745319772302, 137.124561822167 35.0746128332991, 137.124345086239 35.0746952895632, 137.124353800153 35.0746383176569, 137.124528739979 35.0738230650763, 137.124643711217 35.0733300577136, 137.124687052361 35.0731470363969, 137.124849375556 35.0725094637136, 137.125025665078 35.0718751337701, 137.125069170823 35.0716008403347, 137.125122607012 35.0712664084452, 137.126329379699 35.0713904473173, 137.126315350622 35.0714693192739)) ^^http://www.opengis.net/ont/geosparql#wktLiteral