メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.604027050916 35.3153447887111, 136.602015395236 35.3158037334328, 136.602038261194 35.3158699628413, 136.601389272965 35.3160160666027, 136.601734361566 35.3170282402078, 136.600419875235 35.3170788301897, 136.596999973642 35.3171827092381, 136.597047748984 35.3169797124895, 136.597231159234 35.316645677382, 136.597464085954 35.315773468056, 136.597750792884 35.3146000558924, 136.597955427854 35.3145893321225, 136.599474828494 35.3142485536839, 136.599803515666 35.3152611464954, 136.601684965761 35.3148457096924, 136.603718054219 35.3143902471576, 136.604027050916 35.3153447887111)) ^^http://www.opengis.net/ont/geosparql#wktLiteral