Task: Evaluate the strength of emotion E in the tweet, providing a real-valued score from 0 to 1. A score of 0 denotes the absence of the emotion, while a score of 1 indicates the highest degree of intensity.
Tweet: @thehill George H. Establishment is unhappy Trump's campaign branded his son low-energy, but he could not have beaten the others either.
Emotion: sadness
Intensity score: 
0.521