Task: Determine the dominant emotion in the tweet and classify it as either 'neutral or no emotion' or one of the eleven provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: Lost: Geelong football team. \nLast seen entering through the banner not sure where they've been since... #unhappy #playwithsomeheart
This tweet contains emotions: 
anger, disgust, pessimism, sadness