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: tesco. why OH why cant my Visa electron be accepted on line , I am 55 , NOT 15 ??
Emotion: fear
Intensity score: 
0.375