メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.085708414741 39.6956335564983, 141.085388805259 39.6956940321372, 141.085151244479 39.6956228026855, 141.085006546927 39.6955553828173, 141.084866685398 39.6953962590054, 141.084995546945 39.6953680783172, 141.084862623749 39.6935770245148, 141.085205440006 39.6942178933107, 141.085612875883 39.6941930830183, 141.085584678217 39.693531620005, 141.086224366925 39.6935381791319, 141.086925895801 39.6935287015039, 141.087060040085 39.6935323819835, 141.087194295424 39.6935719553579, 141.087318184388 39.6935916004052, 141.087453557718 39.6953328585505, 141.086857880529 39.6953720206187, 141.086017046551 39.6953857781959, 141.085811352689 39.6955655664428, 141.085708414741 39.6956335564983)) ^^http://www.opengis.net/ont/geosparql#wktLiteral