###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q4454912: Alexandrov's theorem (Q4454912) : theorem about convex functions : ( delete | history | links | entity usage | logs ) Merged with Q4721076 . Danneks ( talk ) 16:52, 17 August 2014 (UTC)