メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.408820469666 31.9062312128609, 131.409152116189 31.9064646463227, 131.409177511009 31.9065011345287, 131.409165151265 31.9065548654683, 131.408913635295 31.9067816408111, 131.410395850876 31.908189002038, 131.409642720571 31.908396955743, 131.408257904653 31.9072406642756, 131.408255290047 31.9072418983255, 131.408194826482 31.9072880915435, 131.407825590581 31.9069779621394, 131.407884682347 31.906929024467, 131.407565404735 31.9066997059245, 131.407142022488 31.9065770441855, 131.406825828704 31.9065414118228, 131.406785085388 31.9065368913679, 131.406986241163 31.9064564173013, 131.407186162755 31.9063487489687, 131.407543808479 31.9060432147303, 131.407599552587 31.9059462225812, 131.407605905086 31.9058880717162, 131.407570204201 31.9057904559219, 131.407571815557 31.9056495278482, 131.407582329939 31.9055423928704, 131.407630345483 31.9054445802956, 131.407718033624 31.9053522067635, 131.407822396159 31.9052946593892, 131.407910447618 31.9052849362087, 131.408049299075 31.9053033056449, 131.40813296637 31.9053011362527, 131.408465307932 31.9050564186771, 131.408511919574 31.9050995322787, 131.408630045822 31.9051567926171, 131.408654444343 31.9051923678244, 131.408615086196 31.9052583049058, 131.408529678509 31.9053713163294, 131.408528060816 31.9055009001644, 131.408568089717 31.9055871576138, 131.408648887192 31.9056837133668, 131.408733214835 31.9058317647072, 131.408769273963 31.9060194991848, 131.408820469666 31.9062312128609)) ^^http://www.opengis.net/ont/geosparql#wktLiteral