Task: Calculate the intensity of emotion E in the tweet as a decimal value ranging from 0 to 1, with 0 representing the lowest intensity and 1 representing the highest intensity.
Tweet: @LidlUK Just bought a pack of two medallion beef steaks. Got home. Cooked them. One steak is 100% pork. I had one unhappy mother. 🐮🐷
Emotion: sadness
Intensity score: 
0.396