メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.030168513208 35.4022629939767, 136.028452894368 35.4025800042113, 136.028435562291 35.4025501491941, 136.027539818098 35.4008246528121, 136.027421664157 35.4005784119117, 136.02801853641 35.4003660748957, 136.030148147178 35.4004509362336, 136.030164627713 35.4004510723548, 136.030162056919 35.4007488226373, 136.030195463219 35.4013090319786, 136.0301882745 35.4015186138807, 136.030162352837 35.4016737633004, 136.030168513208 35.4022629939767)) ^^http://www.opengis.net/ont/geosparql#wktLiteral