###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q12817841: allotropy (Q12817841) : property of some chemical elements to exist in two or more different forms : ( delete | history | links | entity usage | logs ) Merged with Q81915 . Jianhui67 talk ★ contribs 09:44, 15 December 2013 (UTC)