###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q4156980: demodulator (Q4156980) : device that recovers information signal from a modulated waveform : ( delete | history | links | entity usage | logs ) Merged with Q1185937 . — NatigKrolik contributions 14:17, 7 September 2013 (UTC)