メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.815818392484 35.5796716339987, 134.815574848469 35.5797311988605, 134.815337693663 35.5797927801628, 134.815154166497 35.5798774906863, 134.814965409624 35.579988735126, 134.81472769397 35.5800647881076, 134.814630450317 35.5800916897395, 134.814463995966 35.5801129526355, 134.814254687661 35.579708692952, 134.814162112392 35.5796162485468, 134.814015699526 35.5795726422164, 134.813826385113 35.5795910732682, 134.812846116415 35.5800875331103, 134.812608757577 35.5803173080333, 134.812336784925 35.5804238792972, 134.812977739248 35.5796477974597, 134.813361841624 35.5791071636813, 134.813660782214 35.5787192219765, 134.813802597539 35.5784490867555, 134.815396363628 35.5786771145319, 134.815497559318 35.5788056141926, 134.815628517979 35.5791098364009, 134.815818392484 35.5796716339987)) ^^http://www.opengis.net/ont/geosparql#wktLiteral