メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.905895592707 36.9499682250566, 140.906556179295 36.9498805321228, 140.906721303211 36.9504040960526, 140.906853679866 36.9507685673103, 140.905980288176 36.9509317496604, 140.905930023766 36.9504296074263, 140.905633832544 36.9504627613495, 140.905144887295 36.950530670862, 140.904448370313 36.9505961508538, 140.903731304815 36.9506475916738, 140.902871430503 36.9506859498332, 140.901859291223 36.9507502399031, 140.901845848883 36.9506353250648, 140.901830896618 36.9505442192165, 140.901822591938 36.9502184065171, 140.902631416722 36.9501743185129, 140.903228992881 36.9501342373512, 140.903089331104 36.9493336231814, 140.90443468544 36.9491631834851, 140.905081678062 36.9491011755173, 140.90541706698 36.9490614030816, 140.905696644575 36.9490322724444, 140.905895592707 36.9499682250566)) ^^http://www.opengis.net/ont/geosparql#wktLiteral