メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.398189650837 34.7689237173557, 135.397996895614 34.7694306376231, 135.397939109912 34.7695826993968, 135.397909060062 34.7696616985011, 135.397891638243 34.7697803065379, 135.397899845557 34.770106587196, 135.397899183978 34.7702608242299, 135.397460081209 34.7703594623373, 135.397412767173 34.7703701584132, 135.396942389 34.7704927296374, 135.397163356241 34.7698627417299, 135.397550046078 34.7688332577361, 135.397744871515 34.7683411091305, 135.397885298719 34.7683508653592, 135.398273837918 34.7683957742602, 135.398316004709 34.76840301035, 135.398189650837 34.7689237173557)) ^^http://www.opengis.net/ont/geosparql#wktLiteral