メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.163459994444 35.0788412899352, 137.16339654837 35.0788424142914, 137.16282409664 35.0788455592058, 137.162193142284 35.0788706715183, 137.162192334323 35.0788444734176, 137.162099381102 35.0758625697471, 137.163344925463 35.0758346719664, 137.164656511508 35.0758050013483, 137.166194095871 35.0757728577776, 137.166298319003 35.0757617342093, 137.166585668371 35.0757651892508, 137.166573830358 35.0758186428771, 137.166493346866 35.0759187153019, 137.166369112703 35.0761103393781, 137.165261176219 35.0788218376228, 137.164744153829 35.078825345347, 137.164117325723 35.0788295522215, 137.163459994444 35.0788412899352)) ^^http://www.opengis.net/ont/geosparql#wktLiteral