メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.112201592169 35.1190643623694, 136.112836224828 35.119432722174, 136.112336346146 35.1199807318585, 136.112275199727 35.1200543821704, 136.112143942586 35.120190703498, 136.112025367206 35.1203220136353, 136.111144174598 35.1198209131678, 136.11124281733 35.1196975115448, 136.111280744641 35.1197130397494, 136.111988327792 35.1189407557383, 136.112201592169 35.1190643623694)) ^^http://www.opengis.net/ont/geosparql#wktLiteral