メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.963615731686 34.9181012404265, 136.963425343182 34.9184012302046, 136.963250018059 34.9186774402501, 136.96313900741 34.9188523395258, 136.962750807449 34.9198993163222, 136.96214028737 34.9199920308868, 136.962055049033 34.9197389790733, 136.961204952108 34.9198711496719, 136.960981833004 34.9187772259004, 136.961598277549 34.9184322505609, 136.962314798817 34.9180009544711, 136.962734659034 34.9177686806995, 136.96311430479 34.9175383810148, 136.96381399616 34.9171207816593, 136.963851502953 34.917729770573, 136.963615731686 34.9181012404265)) ^^http://www.opengis.net/ont/geosparql#wktLiteral