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.

Example Input: claim: It is sometimes right for the government to restrict freedom of speech.
 perspective: It may be necessary in the interests of national security
Example Output: support

Example Input: claim: Music containing lyrics that glorify violent and criminal lifestyles should be banned.
 perspective: It is not realistic to expect a ban of violent music
Example Output: undermine

Example Input: claim: Roger Federer Is Not the Greatest Tennis Player of All Time.
 perspective: Is not even the best in his current generation
Example Output:
support