メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.896992681702 35.1970944592714, 136.897025495842 35.1970949547752, 136.897329722603 35.1970995798302, 136.897545115238 35.1971028083382, 136.897610379106 35.1971037998047, 136.898412499927 35.1971159415378, 136.900009749694 35.1971401259824, 136.900011896996 35.19720506248, 136.900022065808 35.1975138990622, 136.899568228899 35.1975182453977, 136.899567319352 35.1976017961808, 136.899431083059 35.1975986478775, 136.898377727416 35.1975818667117, 136.897565459779 35.1975689258015, 136.897227174563 35.1975635210886, 136.897018580915 35.1975601665056, 136.896979374539 35.1975595863406, 136.895804304065 35.1975427170764, 136.895807365485 35.1975059623296, 136.895847980042 35.197152096908, 136.895853674724 35.1971418982213, 136.895858220839 35.1970772598491, 136.896992681702 35.1970944592714)) ^^http://www.opengis.net/ont/geosparql#wktLiteral