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: 3years today marks the anniversary of that horrid Westgate Attack in Nairobi. My heart out to all those of us who lost our family &amp; friends🕯
This tweet contains emotions: 
fear, pessimism, sadness