メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.347490113899 42.9461735599036, 141.347727670914 42.9461712120761, 141.347885878193 42.9461808282572, 141.348782492669 42.9461650329429, 141.349291448668 42.9465512141731, 141.349561860682 42.9468171512779, 141.349787752297 42.9470308330775, 141.349708675376 42.9470240221637, 141.349547659361 42.9470164263119, 141.349424307281 42.9470127130391, 141.349423123479 42.9470939360545, 141.349527081833 42.9472656563049, 141.349683161922 42.9477697473649, 141.349870330023 42.9483745141683, 141.349933923561 42.948589874022, 141.350093952592 42.9491323255375, 141.350138568705 42.9492834648733, 141.350067881366 42.9496667729149, 141.35000454236 42.9500122308471, 141.349952474949 42.9503462435865, 141.349906797402 42.9507082271633, 141.348100274667 42.9504741553864, 141.346674791033 42.9502946853803, 141.346696510685 42.9502170714977, 141.346713586778 42.9501558069552, 141.346745081626 42.9499400002671, 141.346755055265 42.9498340912813, 141.346847401967 42.9493196488126, 141.346850439684 42.9493083496836, 141.346892365617 42.9491517730287, 141.34687774111 42.9487964187319, 141.346863893079 42.9485844745145, 141.34686972315 42.948185605976, 141.346857040979 42.9480838078112, 141.346860381531 42.9478552602857, 141.346855340009 42.9474273293169, 141.346838528677 42.9472216209757, 141.346840593637 42.9470803433979, 141.346832212547 42.9468808195168, 141.346828386482 42.9467561641245, 141.346819639535 42.9465816754576, 141.34680550199 42.9461930577264, 141.347150643886 42.9461791825291, 141.347490113899 42.9461735599036)) ^^http://www.opengis.net/ont/geosparql#wktLiteral