Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @SouthernRailUK delays from Streatham Cmn to Clap Junc &amp; now train took 20 mins for 9 mins journey. Missed 2 trains to Reading #fuming
This tweet contains emotions: 
anger