メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.095499768495 35.1391812697445, 136.094966354604 35.1389628890244, 136.094849091578 35.1389087561828, 136.094795873345 35.1388842211237, 136.094915893118 35.1387184826753, 136.095151423602 35.1383838396774, 136.095216194616 35.1384009706428, 136.095239229787 35.1383964447218, 136.095302576555 35.1384154788527, 136.095374385035 35.1383059791565, 136.095327481086 35.1382829878757, 136.09537038753 35.138219147534, 136.09541660475 35.1382423502972, 136.095936316533 35.1384760931107, 136.096012673198 35.1385103984996, 136.095499768495 35.1391812697445)) ^^http://www.opengis.net/ont/geosparql#wktLiteral