メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.882272066185 35.1155303162709, 136.882348015589 35.1159474125568, 136.88241276966 35.1163030221003, 136.882434839573 35.1163547215307, 136.882427296363 35.116355219159, 136.881034464335 35.116350968942, 136.881040711123 35.1159350811989, 136.881036066845 35.1155326160178, 136.882272066185 35.1155303162709)) ^^http://www.opengis.net/ont/geosparql#wktLiteral