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: Oh Eun-sun was the first Korean woman to climb Mt. Everest solo. For all the hardships she must have endured, she merely says that she was lucky. She now reminisces about the days she spent in that mountain. Sentence 2: A woman succeeds in climbing Everest solo.

Ex Output:
1


Ex Input:
Sentence 1: The Australian state of New South Wales (NSW) launched its latest anti-cannabis campaign in Sydney today. The campaign, which specifically targets 14 to 19 year-olds aims to reduce the number of young people experimenting with the drug. The advertisements follow a tightening of cannabis laws in NSW last year. The campaign, which NSW Health has cost at AUD$600,000 will use a variety of print ads placed at bus stops and in youth magazines in addition to  advertisements on websites such as MySpace and MSN. Print ads use a tag line saying "Pot. It mightn't kill you, but it could turn you into a dickhead". Sentence 2: People are likely to start smoking tobacco when young.

Ex Output:
0


Ex Input:
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.

Ex Output:

1