メタデータ名
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.458434407516 31.9089660363338, 131.456066537325 31.9093198719577, 131.455846772018 31.9081654077891, 131.455794281869 31.9078670379091, 131.455550383788 31.9064806641404, 131.455359172465 31.9054354563447, 131.455032005684 31.9040295737507, 131.455180237167 31.9040146552818, 131.455448628858 31.9039875994851, 131.456562112674 31.9038753462113, 131.456618114309 31.9038670372668, 131.457559480347 31.9037337051164, 131.457590100727 31.9037290825306, 131.458142601494 31.9036386821703, 131.458646165601 31.9060421653228, 131.457866433593 31.906152348252, 131.457994340509 31.9067850418215, 131.458156924354 31.9075889708385, 131.458434407516 31.9089660363338)) ^^http://www.opengis.net/ont/geosparql#wktLiteral