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'.

Ex 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.

Ex Output:
1


Ex Input:
Sentence 1: In keeping with our national strategy, the concept of the operation was to further deploy our agent staffing and tactical infrastructure resources along the immediate border area, the Rio Grande River, to prevent and deter the illegal entry and smuggling of aliens into the United States at the border itself. Sentence 2: Steps are being taken to stop the smuggling of aliens.

Ex Output:
1


Ex Input:
Sentence 1: Aziz confirmed that Iraq's demands include "the lifting of the blockade and the restructuring of the espionage commission, including its Chairman, (Richard) Butler. Sentence 2: Iraq demands the lifting of the embargo and changes in the committee.

Ex Output:

1