メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.316697419271 43.1154230493326, 141.31736763863 43.1160954908495, 141.316966769525 43.1163274018131, 141.316817424506 43.1164138128161, 141.316576383346 43.1165390013981, 141.316233157865 43.1167172981373, 141.315708863025 43.1169908182069, 141.315153439408 43.1172971364292, 141.314715866275 43.1168623178785, 141.314314417647 43.1164575407575, 141.313968993731 43.116093447261, 141.31377736581 43.115892925612, 141.314335404407 43.1156099147832, 141.314643439312 43.1154415338474, 141.314849787449 43.1153375861604, 141.31517793148 43.1151723225603, 141.315605596488 43.1149458404359, 141.315618468915 43.1149389122321, 141.316015518801 43.1147242758739, 141.316674164471 43.1153993001404, 141.316697419271 43.1154230493326)) ^^http://www.opengis.net/ont/geosparql#wktLiteral