メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.240043507546 36.1377599581019, 137.240142292338 36.1377761096009, 137.240235344981 36.1377842016145, 137.2419411128 36.1378199010006, 137.242657465747 36.1378515986505, 137.242592014683 36.138306800448, 137.2423120431 36.140245849913, 137.24220680847 36.1409180206724, 137.242048794656 36.1418268907172, 137.241813882537 36.1417005780293, 137.241570741891 36.1416062459752, 137.241335873431 36.1415394389804, 137.240866186702 36.1414266595357, 137.240626748589 36.1413650561998, 137.238947361515 36.1409368241022, 137.23887953713 36.1396640572893, 137.23887803421 36.1396350041933, 137.238824731261 36.1383091439282, 137.238758188616 36.1372585456141, 137.238883537298 36.1372892668036, 137.239010806487 36.1373369381732, 137.239961191259 36.1377293090403, 137.240043507546 36.1377599581019)) ^^http://www.opengis.net/ont/geosparql#wktLiteral