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: 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.
Example Output: 1

Example Input: Sentence 1: Rescuers searched rough seas off the capital yesterday for survivors of a ferry collision that claimed at least 28 lives, as officials blamed crew incompetence for the accident. Sentence 2: 100 or more people lost their lives in a ferry sinking.
Example Output: 0

Example Input: Sentence 1: Arroyo was the favorite of investors because of her experience as a trained economist and government manager. Sentence 2: Arroyo has experience as an economist and as a government manager.
Example Output:
1

