Definition: In this task, you're given two sentences. Indicate if the first sentence clearly entails the second sentence (i.e., one can conclude the 2nd sentence by reading the 1st one). Indicate your answer with '1' if the first sentence entails the second sentence, otherwise answer with '0'.
Input: Sentence 1: Seeking common ground amid sensitive differences on democracy, Bush and  Putin agreed Thursday, on new efforts to keep nuclear arms away from terrorists as well as sovereign nations like Iran and North Korea. Sentence 2: Bush and Putin agreed that Iran should not have nuclear weapons.

1