Task: Determine the degree of intensity for emotion E in the tweet, giving it a score between 0 and 1, where 0 signifies the least intensity and 1 signifies the greatest intensity.
Tweet: One step forward, two steps backward, the link to RogerFedererShop doesn´t work.😰 I am losing hope about Roger Federer new Website #sadness
Emotion: sadness
Intensity score: 
0.583