Task: Evaluate the tweet and classify the intensity level of emotion E exhibited by the user. 0: no E can be inferred. 1: low amount of E can be inferred. 2: moderate amount of E can be inferred. 3: high amount of E can be inferred.
Tweet: As included in the Villalta scale, people living with #PTS experienced heaviness of the leg and pretibial oedema. #ISTH2017
Emotion: sadness
Intensity class: 