メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.701691741822 35.3642659255225, 136.701512964644 35.3642364304201, 136.6986601687 35.3637775274027, 136.69834919441 35.3637371601556, 136.698015091165 35.3637048702397, 136.697586934329 35.3637031973761, 136.696101479206 35.3638141435729, 136.694576022449 35.3627536566057, 136.694249579555 35.3625494163764, 136.69382610938 35.3622363425241, 136.699457466431 35.3620280485708, 136.701051057682 35.3635102822729, 136.701368775119 35.3638163697032, 136.701575321234 35.3639817455286, 136.70164240025 35.3640457377978, 136.701674797258 35.3641540308673, 136.701691741822 35.3642659255225)) ^^http://www.opengis.net/ont/geosparql#wktLiteral