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.

Input: Consider Input: claim: Israel's 2008-2009 military operations against Gaza were justified.
 perspective: The operations are self-defenses, and thus can be justified.  

Output: support


Input: Consider Input: claim: More gun control laws should be enacted.
 perspective: Assault weapons are not used for practical purposes like self defense or hunting.

Output: support


Input: Consider Input: claim: Abolish collective bargaining rights for unions.
 perspective: Collective Bargaining is Needed to Voice Opinion


Output: undermine