| http://www.w3.org/ns/prov#value | - A closure as claimed in claim 1 wherein said cap includes a depending peripheral wall surrounding said valve in outwardly spaced relation to the wall of said valve channel, said cooperating means on said cap and said valve including an outwardly extending rib on said channel wall having an outer peripheral edge portion, and a cooperating annular groove in said cap wall receiving said peripheral ed
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