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: Roger Federer Is Not the Greatest Tennis Player of All Time.
 perspective: Federer has a great tennis record.
answer:
undermine


question:
claim: Pre-nuptial agreements should not be recognised in divorce courts.
 perspective: Pre-nuptial agreements reduce trauma associated with divorce
answer:
undermine


question:
claim: We should allow death penalty for the worst of the worst criminals.
 perspective:  There are more efficient policies than death penalty
answer:

undermine