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'.

Example Input: Sentence 1: Thanks to the thirty Heads who responded to my question about maternity leave. Clearly, the amount of maternity leave offered to teachers at international schools varies greatly from school to school. Sentence 2: Maternity leave varies in Europe.
Example Output: 0

Example Input: Sentence 1: Preliminary tests identified the source of the outbreak as the highly contagious norovirus, which had struck several guests just before they boarded the cruise Nov. 3 in Rome, Carnival officials said. Sentence 2: Norovirus is the source of the outbreak on the ship.
Example Output: 1

Example Input: Sentence 1: Moore had the monument, along with other references to God, installed in the rotunda of the Judicial Building six months after he was elected Chief Justice in 2000. Sentence 2: Moore had the monument installed before he became Chief Justice.
Example Output:
0