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'.

Example Input: Sentence 1: Green cards are becoming more difficult to obtain. Sentence 2: Green card is now difficult to receive.
Example Output: 1

Example Input: Sentence 1: Sharon sent dismissal letters to Benny Elon and Avigdor Lieberman, who oppose his withdrawal plan, on Friday. Sentence 2: On Friday,Sharon fired Benny Elon and Avigdor Lieberman.
Example Output: 1

Example Input: Sentence 1: State police investigators testified at a preliminary hearing that Delbert told them the death of the 64-year-old Billy was a mercy killing. Sentence 2: It was Delbert Ward who told authorities that he strangled his brother.
Example Output:
0