What is the sentiment of this news? Please choose an answer from {strong negative/moderately negative/mildly negative/neutral/mildly positive/moderately positive/strong positive}.
Text: Amazon.com Inc (NASDAQ:AMZN) workers at a Coventry warehouse will become the first in the UK to take part in a formal strike ballot, with the GMB union stating Coventry's staff is "making history". The company's reported offer of a rise of 35p per hour has sparked anger among hundreds of workers who will begin voting on whether to walk out.
user
moderately negative
assistant