メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.238935904487 37.1631209321211, 138.238943231136 37.1631455890383, 138.239146382568 37.1640154233858, 138.239148813506 37.164024652804, 138.239394495656 37.164960828784, 138.239402258116 37.1649931607195, 138.239549916312 37.1656104144884, 138.239450937389 37.1656211067547, 138.23936868789 37.1656404976518, 138.238836688416 37.1658574225319, 138.238830521959 37.1658793046953, 138.23886210185 37.1659950427771, 138.238907761794 37.1660000028384, 138.238965476038 37.1660367384284, 138.238992738917 37.1660708743814, 138.239102934859 37.1663427966587, 138.23946987557 37.1670383991619, 138.239567216075 37.1671471724255, 138.239766413749 37.1675175705233, 138.239771964593 37.1675279332368, 138.239723455445 37.1675584503616, 138.239203599274 37.1674482492878, 138.23907454321 37.1676489586005, 138.238967794365 37.167603243673, 138.238732404421 37.1675146504517, 138.238564180992 37.1674512681776, 138.237739259787 37.1672737843275, 138.237593127455 37.1672013681979, 138.23758037148 37.1672142927348, 138.237534379764 37.1672607268202, 138.237021974597 37.1671727098355, 138.237116856334 37.1660220009717, 138.237172604805 37.1653459214652, 138.237204801054 37.1650648097881, 138.237285178129 37.1643629475806, 138.237288738339 37.1643319077482, 138.237381081243 37.1634118977656, 138.237384828962 37.1633770573457, 138.237458813591 37.162691231565, 138.237583212012 37.1612730629695, 138.238395148609 37.1614320009967, 138.238496254027 37.1617036928308, 138.238523211966 37.1618328693635, 138.23853762037 37.1620692390024, 138.238615109112 37.1621096104848, 138.238648442088 37.1621560082166, 138.238935904487 37.1631209321211)) ^^http://www.opengis.net/ont/geosparql#wktLiteral