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: The last polio outbreak in the United States was in 1979. Sentence 2: African polio outbreak feared

Output: 0

Input: Consider Input: Sentence 1: A young gunman known as Scarface has been jailed for life for the murder of a promising teenage footballer. Richard Harrison-Allen, 20, shot Etem Celebi dead in November 2007 as he tried to flee the scene in the Smalley Close estate, Stoke Newington, north London. Gang member Harrison-Allen, from Hackney, east London, who was convicted of the teenager's murder earlier this month, was sentenced to a minimum of 26 years at St Albans Crown Court. He sat motionless as sentence was passed. Sentence 2: Scarface is the nickname of Richard Harrison-Allen.

Output: 1

Input: Consider Input: Sentence 1: Of Irish descent, he was born in Brookline, Mass., on May 29, 1917. Graduating from Harvard in 1940, he entered the Navy. In 1943, when his PT boat was rammed and sunk by a Japanese destroyer, Kennedy, despite grave injuries, led the survivors through perilous waters to safety. Back from the war, he became a Democratic congressman from the Boston area, advancing in 1953 to the Senate. He married Jacqueline Bouvier on Sept. 12, 1953. In 1955, while recuperating from a back operation, he wrote "Profiles in Courage," which won the Pulitzer Prize in history. Sentence 2: John Fitzgerald Kennedy was shot dead in 1963.
Output: 0