メタデータ名
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.140176428703 42.4333554215119, 141.141747267661 42.4345464803241, 141.140115618025 42.4356494779334, 141.137218420335 42.4333094766057, 141.137109698736 42.4332238787241, 141.136456251542 42.4327092926877, 141.137450151218 42.4319699931164, 141.137262946755 42.4318017629931, 141.137712111592 42.4314867914301, 141.140176428703 42.4333554215119)) ^^http://www.opengis.net/ont/geosparql#wktLiteral