メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.249920026255 35.2719294804506, 136.249966084327 35.2719814981297, 136.250408506395 35.2724747352304, 136.249978393963 35.2727334350131, 136.250034304574 35.2727923325666, 136.250045933517 35.2728037176044, 136.250216388042 35.2729849132595, 136.250439869933 35.2732012808923, 136.250496154149 35.2732134175081, 136.250733673057 35.2732393356319, 136.250822417498 35.27323767411, 136.25085930609 35.2733513992205, 136.249865738112 35.2739135804394, 136.249439129374 35.2741628344367, 136.249090814013 35.2737805260818, 136.249084028653 35.2737729340131, 136.248840629625 35.2735011832054, 136.248338687024 35.2729683447632, 136.248150364969 35.2727628866599, 136.247913137706 35.2725075996903, 136.247636896676 35.2722423916666, 136.247948048618 35.2719580287335, 136.248263469846 35.2716953457046, 136.248587495952 35.2713888417747, 136.248887501839 35.2711128083555, 136.249275390634 35.2712774338057, 136.249404115832 35.2713915343258, 136.249920026255 35.2719294804506)) ^^http://www.opengis.net/ont/geosparql#wktLiteral