メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.842685886767 43.805071586863, 143.84367534164 43.805139178284, 143.844366059289 43.8051859865181, 143.844888279522 43.8052236985053, 143.844983128441 43.8052305654554, 143.845729669707 43.8052842301516, 143.845697709749 43.8055095771514, 143.845667406606 43.8057240710879, 143.845604935539 43.8061672380112, 143.8455847524 43.8063280584825, 143.845552259511 43.806587868348, 143.84549763813 43.8070232963147, 143.845451360836 43.8073926444833, 143.844466576622 43.8073269766834, 143.844113090984 43.8073033962618, 143.841939071312 43.807158399739, 143.841990859006 43.8067797283804, 143.842148543915 43.8054871980417, 143.842234703671 43.8048276821465, 143.842707384251 43.8048650571009, 143.842685886767 43.805071586863)) ^^http://www.opengis.net/ont/geosparql#wktLiteral