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: Professional computer hackers from the secret services were brought into attempt to hack into the Government's internal secure communicationssystem, which was launched today. Sentence 2: Non-authorized personnel illegally entered into computer networks.
[A]: 0


[Q]: Sentence 1: A zoo worker is dead and two visitors are seriously injured after a Siberian tiger escaped from the San Francisco Zoo in San Francisco, California in the United States and attacked three people who were inside a cafe. The tiger was shot dead by police who were called to the scene. They found the tiger attacking one of the zoo visitors when they killed it. Sentence 2: A tiger attacked three people in San Francisco.
[A]: 1


[Q]: Sentence 1: Cauhtemoc Cardenas said during a news conference on 7 June that the visit to Mexico by Salvadoran president Alfredo Cristiani is a visit by "a repressive ruler who oppresses a large sector of his people." Sentence 2: Alfredo Cristiani visits Mexico on June 7.
[A]:
0