###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q1368886: grindstone (Q1368886) : round sharpening stone used for grinding or sharpening ferrous tools : ( delete | history | links | entity usage | logs ) Merged with Q4990615 . Silvonen ( talk ) 05:26, 2 March 2013 (UTC)