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: @nytimes media celebrated Don King endorsing #Obama in 08 and 12 now criticize him for endorsing #Trump who wants new Civil Rights era- sad
Emotion: sadness
Intensity score: 
0.562