メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> MULTIPOLYGON(((138.845570302449 37.6575017843499, 138.844959346735 37.6577022158746, 138.844493193543 37.6568249173073, 138.844179383224 37.6569225509535, 138.843698175935 37.6560174169645, 138.844608249268 37.6557094040009, 138.845570302449 37.6575017843499)), ((138.84938434192 37.6743271054576, 138.848811541294 37.6733558085344, 138.84857948498 37.6728873857935, 138.848036945281 37.6726400656507, 138.847315383571 37.6722937308571, 138.847075393139 37.6721585722346, 138.846861875811 37.6719933491654, 138.846064000829 37.6711689763296, 138.848468820063 37.6703443863062, 138.848454568608 37.6697349594834, 138.848319315532 37.6693749406592, 138.849440475703 37.6689996858728, 138.849790844076 37.669661480348, 138.849909613237 37.6698806181727, 138.850193448939 37.6697826383615, 138.851157952586 37.6715784889039, 138.852319061699 37.6737278264887, 138.852350204923 37.6738151636213, 138.851722839734 37.6738991036262, 138.850555740323 37.674058688423, 138.850209728624 37.6741077190165, 138.84938434192 37.6743271054576))) ^^http://www.opengis.net/ont/geosparql#wktLiteral