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: World leaders expressed concern on Thursday that North Korea will quit six-party nuclear disarmament talks and will  bolster its nuclear weapons arsenal. Sentence 2: World leaders have condemned North Korea for pulling out of talks.
[A]: 0


[Q]: Sentence 1: The spread of AIDS in Africa is driven not by unsafe sex but by unsafe medical practice, according to research published last week. Sentence 2: AIDS spreads in Africa.
[A]: 1


[Q]: Sentence 1: For hundreds of family members holed up in a hotel not far from the Stockholm ferry terminal, where the boat Estonia was to have docked Wednesday morning after an overnight trip from the Estonian capital of Tallinn, the suspended rescue effort was just the latest in a day of heartbreaking reports. Sentence 2: The Estonia set sail from Tallinn.
[A]:
1


