メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.690227262607 35.4392326806919, 136.690573611587 35.4392379930462, 136.690621917534 35.4402922901634, 136.689746195651 35.4402739399181, 136.688895544603 35.4402430427517, 136.688248583081 35.4402313250721, 136.688217799342 35.4399293162314, 136.688119966652 35.4399289284413, 136.688034484264 35.4399135899357, 136.688010563163 35.439157264759, 136.68897423249 35.439179459916, 136.690054498919 35.4392300302723, 136.690227262607 35.4392326806919)) ^^http://www.opengis.net/ont/geosparql#wktLiteral