Input: On a scale from 0-5, where 0 is "not similar" and 5 is "very similar", how similar is the sentence "Rouhani leads in Iran presidential vote - preliminary results" to the sentence "Rouhani leads in initial Iran count"?

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Output: 4

Input: On a scale from 0-5, where 0 is "not similar" and 5 is "very similar", how similar is the sentence "China yuan strengthens to 6.2689 against USD" to the sentence "China yuan strengthens to new high against USD"?

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Output: 3

Input: On a scale from 0-5, where 0 is "not similar" and 5 is "very similar", how similar is the sentence "Iran, world powers begin new round of nuclear talks" to the sentence "Iran, world powers pledge new nuclear talks"?

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Output: 4

Input: On a scale from 0-5, where 0 is "not similar" and 5 is "very similar", how similar is the sentence "Assad says Syria will comply with UN arms resolution" to the sentence "Syria's Assad vows to comply with U.N. resolution"?

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Output:
5