###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q4008384: Shallow water equations (Q4008384) : set of partial differential equations that describe the flow below a pressure surface in a fluid : ( delete | history | links | entity usage | logs ) Merged into Q4476546 .
-- Balabiot ( talk ) 09:55, 30 July 2014 (UTC)