###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q12827135: marl (Q12827135) : calcium carbonate or lime-rich mud or mudstone which contains variable amounts of clays and silt : ( delete | history | links | entity usage | logs ) Merged with Q184053 . Olaf Studt ( talk ) 10:20, 18 July 2014 (UTC)