メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.361574660439 43.1415979024743, 141.361644806422 43.1419475581389, 141.361735226334 43.1423299346158, 141.3618034653 43.1426788724379, 141.361815977237 43.142723557788, 141.361866351696 43.142966161348, 141.361969219963 43.1433911828966, 141.361945055507 43.14339514399, 141.3614514824 43.1434759797627, 141.361345779195 43.1434931611511, 141.360915268729 43.1435630914038, 141.359720258431 43.143779251673, 141.358811971608 43.1439393348634, 141.358526901638 43.1439865589899, 141.358320163836 43.1431091551197, 141.358218828092 43.1426596029739, 141.3579466683 43.1414597284594, 141.359125511024 43.1412636862754, 141.359144005394 43.1412598921319, 141.359793439005 43.1411522894054, 141.360271520071 43.1410725337538, 141.360805981839 43.1409922309096, 141.361411515732 43.1408849797171, 141.361574660439 43.1415979024743)) ^^http://www.opengis.net/ont/geosparql#wktLiteral