メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.659756463935 42.8116822450836, 143.658788235759 42.8117424145621, 143.658004818266 42.8117972073045, 143.657813916705 42.8118123561253, 143.657202884199 42.8118610842825, 143.657007344239 42.8118781171757, 143.656225651203 42.8119459588161, 143.655435289787 42.8120191049637, 143.655264708681 42.8120331564978, 143.655062088456 42.8105713513312, 143.655023155167 42.8102900829255, 143.655177868066 42.8102842450552, 143.655176425803 42.8102754017268, 143.655967147141 42.8102147710731, 143.656750697961 42.8101498632561, 143.656915644928 42.8101361606187, 143.657563347521 42.8100833256056, 143.657720387376 42.8100705634754, 143.659161847443 42.809952533424, 143.659205394556 42.810482855112, 143.65924703338 42.8105539400366, 143.659422464214 42.8109688423058, 143.659756463935 42.8116822450836)) ^^http://www.opengis.net/ont/geosparql#wktLiteral