メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.949008897662 35.1502892859771, 136.949366161696 35.1509498660707, 136.949278870295 35.1509997106715, 136.94929237461 35.151015791845, 136.949008903284 35.1511852893938, 136.948095141565 35.1517404253591, 136.947505986577 35.1521006420795, 136.947362129735 35.1515214992444, 136.947254070454 35.1510317176358, 136.947162728814 35.1506471083257, 136.946977175552 35.1498307708276, 136.946957885211 35.1497816503151, 136.946855664274 35.1494105405084, 136.946838991212 35.1493210011389, 136.947860533606 35.1491683340801, 136.948168944973 35.1490497308603, 136.948218367199 35.1491255248755, 136.948278421433 35.1491049980138, 136.948402027727 35.1493191676159, 136.948535810736 35.1492779281292, 136.948564208006 35.1496271399865, 136.948586827742 35.1498756359761, 136.948775409685 35.1498877342698, 136.949008897662 35.1502892859771)) ^^http://www.opengis.net/ont/geosparql#wktLiteral