###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q10358505: reinforcement (Q10358505) : consequence that will strengthen an organism's future behavior whenever that behavior is preceded by a specific antecedent stimulus : ( delete | history | links | entity usage | logs ) Q1321905 already exists. Please merge..
-- 187.34.23.34 10:40, 5 February 2014 (UTC)