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: The treaty requires that members comply with guidelines on deficits, public debt and other fiscal benchmarks by the end of 1997 if they are to qualify for taking part in the introduction of a new, single European currency in 1999. Sentence 2: The European single currency was introduced in 1999.

1