###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q12964172: gas turbine (Q12964172) : type of internal combustion engine : ( delete | history | links | entity usage | logs ) Merged with Q193470 . INS Pirat ( t | c ) 02:07, 8 May 2014 (UTC)