メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.097430241503 36.7005198857494, 137.098300446159 36.7007017502625, 137.098083216517 36.7010737932146, 137.097934327627 36.7013321673921, 137.097924541135 36.7013491997938, 137.097476670113 36.7020203331196, 137.096851228162 36.7015169928177, 137.096452402566 36.7017223471393, 137.096384361965 36.7016894285522, 137.096357189774 36.7016236543898, 137.096548292323 36.70105925064, 137.096633638574 36.7007605661686, 137.09677012441 36.7003660202222, 137.097117195847 36.7004429625262, 137.097430241503 36.7005198857494)) ^^http://www.opengis.net/ont/geosparql#wktLiteral