メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.870602648708 35.4048045171294, 136.870948141516 35.404810795223, 136.870942314793 35.4050104910527, 136.870909361771 35.4053541990047, 136.870936574707 35.4053568721998, 136.870918416177 35.4057416013196, 136.870571548697 35.4057341934978, 136.869349461903 35.4056461649333, 136.869386277953 35.4052886634455, 136.869438095722 35.4047986690399, 136.86946013367 35.4045652809527, 136.870325021069 35.4046163709688, 136.870348395896 35.4043053139588, 136.870614517853 35.4043231566167, 136.870613686642 35.4043565333607, 136.870602648708 35.4048045171294)) ^^http://www.opengis.net/ont/geosparql#wktLiteral