メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.876221592215 35.1017342825592, 136.876412766775 35.1017239594276, 136.876429157979 35.1021291137513, 136.876737024935 35.1025619964901, 136.876729888561 35.1029451977373, 136.876668038995 35.1029513884336, 136.876671850073 35.1030292818066, 136.876718688812 35.1030334754216, 136.87670557398 35.1034345462599, 136.876227852371 35.1034266573709, 136.875152783394 35.103408900183, 136.875176566254 35.1027135829371, 136.875199334151 35.1024417534959, 136.875136564574 35.1023941435669, 136.875127091789 35.1017596574455, 136.876221592215 35.1017342825592)) ^^http://www.opengis.net/ont/geosparql#wktLiteral