メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.685107184508 34.8347818045632, 134.685366489661 34.8355376640434, 134.685381724321 34.8355796649829, 134.685097928014 34.8356507768735, 134.685082220649 34.8356081426308, 134.684766275853 34.8356866012822, 134.684654145548 34.8353915497282, 134.684594867605 34.8354065814921, 134.684428249893 34.8349222354135, 134.684110630301 34.8349879487109, 134.683998787034 34.8346788804248, 134.684298178369 34.8346205446936, 134.685070889133 34.8344431494949, 134.685395351858 34.8343799479788, 134.685479626051 34.8346975464394, 134.685107184508 34.8347818045632)) ^^http://www.opengis.net/ont/geosparql#wktLiteral