メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.490452559702 33.1503062844881, 130.490456746919 33.1505315767288, 130.490448980409 33.1505786390502, 130.490140510012 33.1506986733723, 130.489337698722 33.1510309515231, 130.48920709281 33.1507697597895, 130.489070324718 33.1505314035011, 130.489464547168 33.150383720235, 130.489451644835 33.1502683950899, 130.490450993955 33.1502219333711, 130.490452559702 33.1503062844881)) ^^http://www.opengis.net/ont/geosparql#wktLiteral