メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.728744951349 35.17008247202, 136.728855396703 35.1706066618794, 136.728956667597 35.1711387054933, 136.728705193676 35.171180400171, 136.728433972705 35.171225472397, 136.728164052333 35.1712682961724, 136.727858248034 35.1713169743893, 136.727637591528 35.1704347171305, 136.727421098223 35.1704788598519, 136.727382311209 35.1703069625228, 136.727611177528 35.1702666677403, 136.727474126886 35.169763647993, 136.727642676226 35.1697355986941, 136.728081152161 35.1696631068022, 136.72864862785 35.1695804479503, 136.728744951349 35.17008247202)) ^^http://www.opengis.net/ont/geosparql#wktLiteral