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'.

Input: Consider 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.

Output: 1


Input: Consider Input: Sentence 1: After the SkyWest airliner touched down, the Airport Movement Area Safety System (AMASS) alerted and the air traffic controller transmitted "Hold, Hold, Hold" to the SkyWest flight crew in an attempt to stop the aircraft short of runway 1L. The SkyWest crew applied maximum braking that resulted in the airplane stopping in the middle of runway 1L. As this was occurring, the captain of Republic Airlines flight 4912 took control of the aircraft from the first officer, realized the aircraft was traveling too fast to stop, and initiated an immediate takeoff. According to the crew of SkyWest 5741, the Republic Airlines aircraft overflew theirs by 30 to 50 feet. The Federal Aviation Administration has categorized the incident as an operational error. Sentence 2: NTSB is responsible for investigating transportation accidents in the United States.

Output: 0


Input: Consider Input: Sentence 1: Those teens who are gay, lesbian or confused about their sexuality are also more likely to attempt suicide. Sentence 2: Teens who are depressed are much more at risk of attempting suicide than other teens.


Output: 0