Task: Determine the degree of intensity for emotion E in the tweet, giving it a score between 0 and 1, where 0 signifies the least intensity and 1 signifies the greatest intensity.
Tweet: @X_KIMTAEHYUNG_X \n— momentarily before it disappeared, only solemnity and anxiety lacing his features. \n\n'I ran out to get you before —
Emotion: sadness
Intensity score: 
0.646