メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.857130542004 35.2344880677335, 136.856987135553 35.2352427222963, 136.856940857892 35.2354881040195, 136.854130599694 35.23531852265, 136.853845019974 35.23530130196, 136.854874076263 35.2343559124151, 136.85543196322 35.2338379719516, 136.855470379252 35.2338022949297, 136.855915982784 35.2333940660923, 136.857333856 35.2334744035961, 136.857130542004 35.2344880677335)) ^^http://www.opengis.net/ont/geosparql#wktLiteral