メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.48437328595 34.5980185916957, 135.484390898038 34.5980768422064, 135.484493812178 34.5983354778248, 135.484507963131 34.5983751206737, 135.48461731031 34.5986815360917, 135.484630771101 34.5987155405765, 135.484780994862 34.5991063630958, 135.484789245334 34.5991290774266, 135.483548229826 34.5993283846691, 135.482560514045 34.5994869124336, 135.482207202216 34.5995437372583, 135.482220074366 34.5995761898542, 135.481966645683 34.5996234346883, 135.48171675443 34.5996699898928, 135.48107526172 34.5992722917736, 135.480765452785 34.598611594541, 135.480359549707 34.5977282064273, 135.480475853237 34.5976799606571, 135.480986855009 34.5974925257663, 135.481277179441 34.5974144497026, 135.481835746291 34.5972545401527, 135.48190519916 34.5972346903712, 135.482538952106 34.5970915767824, 135.48299451039 34.5969988412933, 135.483136159755 34.5969699991996, 135.483585875649 34.596843852509, 135.483938769708 34.5967699785851, 135.48437328595 34.5980185916957)) ^^http://www.opengis.net/ont/geosparql#wktLiteral