メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.463964031322 33.5391758447634, 130.463933951045 33.5391982194906, 130.463667220537 33.5394182840993, 130.463405666867 33.5396374544705, 130.462944599199 33.5400267535151, 130.462568887545 33.5397244020496, 130.462269195042 33.5394530243455, 130.461830026048 33.5390944630361, 130.46226063997 33.538726238778, 130.462495918835 33.5385256585578, 130.462802604854 33.5382642093856, 130.462825057238 33.5382445842531, 130.463795377771 33.5390379615378, 130.463964031322 33.5391758447634)) ^^http://www.opengis.net/ont/geosparql#wktLiteral