メタデータ名 timePeriod
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.749338854312 35.4100980021799, 136.749345596751 35.4103086544155, 136.748510294186 35.4103929604047, 136.747950731186 35.410432156868, 136.747388480514 35.4104421166546, 136.747363425008 35.4100563347791, 136.747373972878 35.4098545439282, 136.747377681046 35.4096615333039, 136.747419664767 35.4094021765978, 136.747816694722 35.4093549576071, 136.747822469522 35.4094109618967, 136.748462928805 35.4093037371918, 136.749401816253 35.4089870474513, 136.749534821769 35.4100764234114, 136.749338854312 35.4100980021799)) ^^http://www.opengis.net/ont/geosparql#wktLiteral