###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q15513149: Dorothy E. Denning (Q15513149) : American information security researcher : ( delete | history | links | entity usage | logs ) Merged with Q11542 . — Ivan A. Krestinin ( talk ) 15:21, 3 January 2014 (UTC)