instruction:
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.
question:
claim: Everyone should go vegetarian.
 perspective: Studies show that vegetarians are up to 40% less likely to develop cancer than meat eaters. 
answer:
support


question:
claim: Roger Federer Is Not the Greatest Tennis Player of All Time.
 perspective: Lack of serious competition
answer:
support


question:
claim: Gay marriage should be legal.
 perspective: The institution of marriage has traditionally been defined as being between a man and a woman. 
answer:

undermine