###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q1614532: Herschel wedge (Q1614532) : optical prism used in solar observation : ( delete | history | links | entity usage | logs ) Merged into Q600076 .
-- Crazy1880 ( talk ) 13:07, 2 October 2013 (UTC)