Task: Classify the tweet into one of four ordinal classes of intensity of emotion E that best represents the mental state of the tweeter. 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: Such merriment &amp; laughter from @dadwroteaporno at @KingsPlace &amp; an instructional PowerPoint presentation.Well done to all concerned &amp; thanks
Emotion: joy
Intensity class: 
2: moderate amount of joy can be inferred