###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q4093537: Zenon Borevich (Q4093537) : Russian mathematician (1922–1995) : ( delete | history | links | entity usage | logs ) Merged with Q2271209 . — Ivan A. Krestinin ( talk ) 21:50, 26 May 2014 (UTC)