Task: Rate the intensity of emotion E in the tweet on a scale of 0 to 1, with 0 indicating the least intensity and 1 indicating the highest intensity.
Tweet: Free live music in DC tonight!  #blues with #MoonshineSociety at @thehamiltondc in the Loft starting at 10:30pm @FreeinDCBlog @WTOPFreebies
Emotion: sadness
Intensity score: 
0.188