メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.513473195485 35.9212231695989, 139.513481288089 35.9215093730435, 139.513471908939 35.9217321566908, 139.51344537522 35.9219962988424, 139.513388015407 35.9228333637357, 139.51333924031 35.923644715563, 139.51119527125 35.9235555337813, 139.511394620025 35.920425421046, 139.511499998314 35.9204999642025, 139.511718592564 35.9206483482886, 139.51181397351 35.9206959045596, 139.51191771289 35.920731661551, 139.512009081892 35.9207437261592, 139.512135818684 35.9207440644812, 139.512254217622 35.9207511402107, 139.512403706517 35.9207768800317, 139.512673563483 35.9208367204202, 139.51280840039 35.9208894417788, 139.512962821153 35.9209751595734, 139.513056066326 35.9210429794102, 139.513161733357 35.9211108231917, 139.513282000269 35.921170273088, 139.513473195485 35.9212231695989)) ^^http://www.opengis.net/ont/geosparql#wktLiteral