TASK DEFINITION: In this task you are given a tweet. You must judge whether the tweet is ironic or not. We define two type of irony for this task ("polarity","situational"). Situational irony happens when a situation fails to meet some expectations. polarity irony happens when irony is achieved by inverting the intended sentence. Label the instances as "ironic" or "not" based on your judgment. Note that URLs in the text have been replaced with [Link].
PROBLEM: Making a pair of lungs out of all the tobacco boxes I've collected for my sculpture project  [Link]

SOLUTION: ironic

PROBLEM: @timdobbsphoto Because we need an excuse to pop it open! My dream is McDonalds and Grand Cru. #ChampagneExcuses

SOLUTION: not

PROBLEM:  We cram 5 minutes before an exam and get a tag of qualified person.

SOLUTION:
ironic