メタデータ名 indicator-L5115
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.2562500 37.4208334, 140.2625000 37.4208334, 140.2625000 37.4250000, 140.2562500 37.4250000, 140.2562500 37.4208334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral