###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q4515078: environmental emission (Q4515078) : release of substances into the surrounding environment : ( delete | history | links | entity usage | logs ) merged with Q989364 . -- Ermanon ( talk ) 11:11, 13 February 2013 (UTC)