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'.

Q: 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.

A: 1
****
Q: Sentence 1: Centre-left voters in Italy have chosen Romano Prodi as the candidate who will challenge Prime Minister Silvio Berlusconi in next year's election. The former European Commission president and Italian PM won 73.5% of votes, according to partial results of primaries. Sentence 2: Romano Prodi wins Italian primaries.

A: 1
****
Q: Sentence 1: In documents they filed with the U.S. District Court for the District of Columbia, government lawyers argued that three inmates who committed suicide last month by hanging themselves coordinated their actions by using attorney-client confidentiality to communicate with each other. Government officials said that among papers marked "Attorney Client Privilege" were instructions on how to tie knots and a classified memo on camp activities and inmate locations. Sentence 2: Three people committed suicide in jail.

A:
1
****