###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q18373391: heap overflow (Q18373391) : type of buffer overflow : ( delete | history | links | entity usage | logs ) Merged with Q775289 . Marcol-it ( talk ) 11:16, 10 November 2014 (UTC)