###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q15157457: 1991 BA (Q15157457) : asteroid : ( delete | history | links | entity usage | logs ) Merged with Q3597924 . Art-top ( talk ) 18:15, 14 November 2013 (UTC)