メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.245473880823 35.0159663743021, 136.246156769678 35.0156892630838, 136.246298681396 35.0158781224152, 136.246980493197 35.016801485533, 136.247099983545 35.0169127148098, 136.247153540964 35.0169598568162, 136.24454895265 35.0181198784416, 136.245530537792 35.0193490374915, 136.244154294813 35.0197140571608, 136.243251534421 35.01846035751, 136.242200120696 35.0169126561608, 136.243188989174 35.0164477528773, 136.24416975015 35.01602335334, 136.245210030309 35.0155751620415, 136.245473880823 35.0159663743021)) ^^http://www.opengis.net/ont/geosparql#wktLiteral