###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q3513057: Supplemental Mathematical Operators (Q3513057) : Unicode block (U+2A00-2AFF) : ( delete | history | links | entity usage | logs ) Was a duplicate of Q2494163 . Schnark ( talk ) 10:43, 11 March 2013 (UTC)