メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.087492008991 35.2226071180478, 137.087908062755 35.2237329883092, 137.087926384745 35.224025614123, 137.087835526146 35.223999918785, 137.087684386521 35.2239525632579, 137.087493293496 35.2238739831717, 137.08723540118 35.2237678219171, 137.087074340209 35.2237251769933, 137.086658116137 35.2225447244977, 137.086645988023 35.2225110531774, 137.086604012088 35.2224913059035, 137.086473175562 35.2224691041425, 137.086479573318 35.2224186841204, 137.086617968918 35.2216707291968, 137.087036900881 35.2214641059008, 137.087318704432 35.2221654415601, 137.087492008991 35.2226071180478)) ^^http://www.opengis.net/ont/geosparql#wktLiteral