###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q3152889: navigational instrument (Q3152889) : instruments used to ascertain the present position, speed, rotation, ... of a vehicle : ( delete | history | links | entity usage | logs ) Merged with Q1780422 . Ske ( talk ) 20:04, 6 November 2013 (UTC)