Task: Determine the appropriate intensity category of emotion E for the tweet, reflecting the emotional state of 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: @AlisonMoyet Knock, knock!\nWho's there?\nA guard\nA guard who?\n...do, do, push pineapple, shake a tree...\n\nI'll shut up now.
Emotion: fear
Intensity class: 