Definition: In this task, you will be presented with a premise and a hypothesis sentence. Determine whether the hypothesis sentence entails (implies), contradicts (opposes), or is neutral with respect to the given premise. Please answer with "Contradiction", "Neutral", or "Entailment".
Input: Premise: Rohan Bopanna and Eric Butorac were the defending champions, but Bopanna did not participate that year.<BR>Butorac partnered with Scott Lipsky, but lost in the first round to Denis Istomin and Leonardo Mayer.<BR>Bob Bryan and Mike Bryan won in the final 6–4, 7–6 against Benjamin Becker and Frank Moser. <sep> Hypothesis: Rohan Bopanna and Eric Butorac were mortal enemies

Neutral