メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.339566801639 35.1456585962843, 137.339296729696 35.1453676961975, 137.337339390346 35.1446327225229, 137.334653837758 35.1433608126368, 137.335429587864 35.1414589722496, 137.335623883612 35.1408262160154, 137.335711007435 35.1400166277144, 137.336165411198 35.140053817298, 137.337308307282 35.1402982248536, 137.339541534917 35.1408249016677, 137.340628916072 35.1412720430941, 137.341255301985 35.1416765931577, 137.341727026043 35.1421165741359, 137.342462737589 35.1428318230962, 137.343033729678 35.143498640931, 137.343519120127 35.1441602275527, 137.343295585917 35.1443173172455, 137.342158183115 35.1433190427068, 137.339566801639 35.1456585962843)) ^^http://www.opengis.net/ont/geosparql#wktLiteral