###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q12817813: acid–base titration (Q12817813) : method of chemical quantitative analysis : ( delete | history | links | entity usage | logs ) Merged with Q133716 . Jianhui67 talk ★ contribs 09:42, 15 December 2013 (UTC)