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: #savemoney and #savelifes @ your #openbar @your #weddingreception. Close it 1-2 hours early, forcing your guests to sober up before driving.
Emotion: sadness
Intensity score: 
0.333