###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q1557021: military simulation (Q1557021) : simulations in which theories of warfare can be tested and refined without the need for actual hostilities : ( delete | history | links | entity usage | logs ) Merged into Q2508200 . Steel1943 ( talk ) 10:06, 3 March 2013 (UTC)