Task: Measure the level of emotion E in the tweet using a real-valued score between 0 and 1, where 0 represents the lowest intensity and 1 represents the highest intensity.
Tweet: my husband lost £800 when he booked an apartment through @Airbnb that didn't exist... @AirbnbHelp didn't care  #airbnbnightmare
Emotion: fear
Intensity score: 
0.700