メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.245604587402 35.3432904215321, 137.245554182537 35.3432936930821, 137.243102965401 35.3434530348718, 137.243135087387 35.3433892823561, 137.243268394183 35.3431351138372, 137.243327275116 35.3430140201242, 137.243395100802 35.3428779203903, 137.243512419563 35.3426608744323, 137.243580721837 35.3425359013435, 137.243640286121 35.3424602303033, 137.243660217728 35.3424348656456, 137.243801028281 35.342404848943, 137.243944756805 35.3423934923122, 137.244062520803 35.3423872220881, 137.244428468938 35.342368895908, 137.24471252583 35.3423547041922, 137.245551011763 35.3423046690007, 137.246346725227 35.3422471202952, 137.246373628982 35.3423404847715, 137.246402952786 35.3423985652272, 137.246661456215 35.3427248822128, 137.247055409377 35.3431903398158, 137.245604587402 35.3432904215321)) ^^http://www.opengis.net/ont/geosparql#wktLiteral