###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q12977968: equivalence relation (Q12977968) : reflexive, symmetric and transitive relation : ( delete | history | links | entity usage | logs ) Duplicate of Q130998 . Sodabottle ( talk ) 12:11, 8 June 2013 (UTC)