メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.115020592675 35.1188778405608, 136.115334620844 35.1185180991327, 136.116433933252 35.1191829030276, 136.116540305101 35.1191784341714, 136.117349349548 35.1195749830283, 136.117740393314 35.1198014385143, 136.116723960027 35.1200761605909, 136.114970249119 35.1206134132362, 136.114930563067 35.120590704303, 136.113983406843 35.1200479261479, 136.11432155236 35.1196623182639, 136.114838909955 35.1191107632866, 136.115020592675 35.1188778405608)) ^^http://www.opengis.net/ont/geosparql#wktLiteral