メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.347226369385 43.101560397532, 141.347807125785 43.1016381808636, 141.348802620313 43.1017730232474, 141.34866753139 43.1020577050741, 141.348665733856 43.1021868131317, 141.348568390262 43.1025808008085, 141.348487864964 43.1029275893053, 141.348059350809 43.1028671141094, 141.347680409505 43.1028163802809, 141.346935240908 43.1027185958816, 141.346968851035 43.1025736309418, 141.344862046486 43.1023054148837, 141.344868202855 43.102252365975, 141.344905902905 43.101927958044, 141.3449237988 43.1017425729853, 141.344925265244 43.1017146638482, 141.344946628183 43.1012939170719, 141.344952400569 43.1012604166549, 141.345393297037 43.1013205215951, 141.345849178709 43.1013863706009, 141.34638889657 43.1014554101363, 141.346501073769 43.1014697271115, 141.347226369385 43.101560397532)) ^^http://www.opengis.net/ont/geosparql#wktLiteral