メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.060161487582 35.4246381768502, 137.059951291485 35.4246376700041, 137.059556946176 35.4246367851794, 137.058152711621 35.4246314937422, 137.057724730339 35.4246276494022, 137.057318230079 35.4246272748613, 137.057317012685 35.4246211117211, 137.057310556491 35.4243284298026, 137.057330916843 35.4241118297272, 137.057384673067 35.423868745578, 137.05739628279 35.4238162213972, 137.057553252278 35.4233782679613, 137.057613560108 35.4233805418744, 137.05940856302 35.4233946109934, 137.060147072998 35.4234615814332, 137.060167980095 35.423461635422, 137.060161487582 35.4246381768502)) ^^http://www.opengis.net/ont/geosparql#wktLiteral