###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q4566730: 1949–50 Nationalliga A season (Q4566730) : Swiss professional ice hockey season : ( delete | history | links | entity usage | logs ) Merged with Q1968463 . YMS ( talk ) 09:07, 7 August 2013 (UTC)