メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.175939088167 34.2384447336749, 135.175010961036 34.2384269395244, 135.175025920398 34.23804035221, 135.1752839715 34.2380420884832, 135.175307255776 34.2376626001768, 135.176973483792 34.2382002297756, 135.176965308676 34.2384655739577, 135.175939088167 34.2384447336749)) ^^http://www.opengis.net/ont/geosparql#wktLiteral