TASK DEFINITION: In this task you will be given a claim and a perspective. You should determine whether that perspective supports or undermines the claim. If the perspective could possibly convince someone with different view, it is supporting, otherwise it is undermining.
PROBLEM: claim: Joe Calzaghe deserves to be recognized as one of the greatest boxers of all time.
 perspective: I disagree.  Four of his five good fights were his oppenents best fights. 

SOLUTION: undermine

PROBLEM: claim: The use of child performers should be banned.
 perspective: Physical vulnerability might be a factor in being a child performer

SOLUTION: support

PROBLEM: claim: Turkey should be let join the European Union.
 perspective: Animosity Between Turkey and Existing Member States, i.e. Greece

SOLUTION:
undermine