メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.735922421107 35.6947256533692, 139.73566122255 35.6949404328727, 139.735378782268 35.6951678694052, 139.735217164324 35.6952980207795, 139.734999743244 35.6954731100857, 139.734500245527 35.6958753596903, 139.734444793947 35.695838450183, 139.733988158307 35.6954942173824, 139.734242848256 35.6952767962873, 139.734411715719 35.6951326467352, 139.734515666896 35.6949710843921, 139.734831883859 35.6946909319647, 139.734746547268 35.6946163597563, 139.734648520803 35.6944445961599, 139.734811236522 35.6943701553234, 139.735026618366 35.6942531891769, 139.735223207404 35.6941320160087, 139.735603237121 35.693857934414, 139.735939668794 35.6935585015181, 139.735961388149 35.6935515478601, 139.736026701886 35.6935699100094, 139.736588092224 35.6940446699716, 139.736659694095 35.6941020489153, 139.736042305503 35.6946270926568, 139.735922421107 35.6947256533692)) ^^http://www.opengis.net/ont/geosparql#wktLiteral