Task: Quantify the intensity of emotion E in the tweet on a scale of 0 (least E) to 1 (most E).
Tweet: Their engine runs on fuel called whining :-)\n\nU jst  hv 2b observant..\nHar din Rona dhona &amp; complain. \nHappy news makes them unhappy :-)
Emotion: sadness
Intensity score: 
0.479