Definition: 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: Sentence 1: But an O2 insider said there had been problems with a companies trying to sell the pass codes. Some people were "bound to have been turned away" because of fraudulent tickets. Led Zeppelin, formed in 1968, were one of the most influential bands of the 1970s with songs such as Whole Lotta Love and Stairway To Heaven. They split in 1980 after the death of the drummer John Bonham. Kenneth Donnell, 25, who was not born in 1980, spent 83,000 on two tickets in a BBC Children in Need auction. Sentence 2: The band Led Zeppelin was formed in 1980.
Output:
0