Task: Determine the appropriate intensity class for the tweet, reflecting the level of emotion E experienced 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: Another joyful encounter in Tribez &amp; Castlez! I just met Mouchole, Ogre Cook! Do you want to know who that is? Download the game and find...
Emotion: joy
Intensity class: 
1: low amount of joy can be inferred