Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
Tweet: i had an hour of football practice under the boiling sun and now i have 2hr volleyball practice under the BOILING SUN AGAIN
This tweet contains emotions: 
anger