メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.809260298897 34.0498416766787, 131.809294755946 34.0498261829343, 131.809618373124 34.050314668244, 131.809746565867 34.0502522589482, 131.809861273341 34.0504182200936, 131.809787223051 34.0504457576757, 131.810137768785 34.0510029725653, 131.810205730646 34.0509749953992, 131.810463147147 34.051265112041, 131.810356940253 34.0513177723311, 131.810595032924 34.0517527985714, 131.810775051642 34.0520209946373, 131.810552875785 34.0521126228851, 131.810675938056 34.0522955617032, 131.810352453014 34.0524270430898, 131.810300678128 34.0523189039439, 131.810206102538 34.0523558898715, 131.81016304426 34.0522901183475, 131.810071068321 34.052135585587, 131.810178129544 34.0520865914303, 131.809979979 34.0517584675781, 131.809875234051 34.0518053563925, 131.809745371085 34.0515849242636, 131.809452920455 34.0511338197659, 131.809480070329 34.051111500051, 131.809420814391 34.051040745668, 131.809332594265 34.0510923311573, 131.809112459946 34.0507869662471, 131.809166512496 34.0507610611248, 131.808891117881 34.0503556501974, 131.808736075928 34.050127365079, 131.808823344506 34.0500817324382, 131.809063674318 34.0499560587263, 131.808481868486 34.0490773815858, 131.808766794696 34.0489212784217, 131.809162971904 34.0494400266501, 131.809019121714 34.0495207520724, 131.809260298897 34.0498416766787)) ^^http://www.opengis.net/ont/geosparql#wktLiteral