###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q3648330: C/1999 S4 (Q3648330) : long-period comet : ( delete | history | links | entity usage | logs ) Merged into Q522176 . -- Magnus Manske ( talk ) 12:02, 19 May 2014 (UTC)