###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q6129938: Systems for Nuclear Auxiliary Power (Q6129938) : program of experimental radioisotope thermoelectric generators : ( delete | history | links | entity usage | logs ) Merged with Q3509111 . UAwiki ( talk ) 20:37, 19 November 2013 (UTC)