メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.637526820628 36.1252980174242, 139.637543045258 36.126201416067, 139.635086766 36.1263572289469, 139.634934897285 36.1263663079874, 139.634922826401 36.1262995352411, 139.634894645554 36.1262189281595, 139.634832492341 36.1261175533375, 139.634824200247 36.1260323843961, 139.634841543028 36.1258564515821, 139.634861787643 36.1257424418502, 139.634671292875 36.1253451033003, 139.634456673349 36.1249465817075, 139.634893277108 36.1244950411557, 139.635157792919 36.1242261938281, 139.635462123887 36.1239044771278, 139.636191748996 36.1234946241095, 139.635720727832 36.1230432069219, 139.636322047306 36.1226768142195, 139.636286977548 36.1226272039702, 139.636854787057 36.1223510676786, 139.63697180591 36.1225157528538, 139.637639149543 36.1221901252242, 139.637627698649 36.121198690599, 139.639170421834 36.1206378876396, 139.638654550005 36.1214932768078, 139.638319188082 36.1223489562684, 139.637774278424 36.1237112672902, 139.637549768919 36.124657252627, 139.637526820628 36.1252980174242)) ^^http://www.opengis.net/ont/geosparql#wktLiteral