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: Although most Palestinians crossed into Egypt in order to shop and see relatives, Palestinian officials say that the recent border chaos enabled smugglers to bring drugs and weapons into Gaza. Sentence 2: Egyptian and Palestinian border guards failed repeatedly in efforts to end the chaos and to close the border.
Example Output: 0

Example Input: Sentence 1: Putin and Bush say Iran doesn't have evil nuclear ambitions. Sentence 2: Bush and Putin urge Iran to give up nuclear ambitions.
Example Output: 0

Example Input: Sentence 1: Two midsummer cruises aboard Clipper Adventure Cruises' 140-passenger World Discoverer (July 8 and Aug. 9) will take you to the wind-swept cliffs of the Pribilof Islands in the Bering Sea, where cartoon-faced horned and tufted puffins stare. Sentence 2: The Pribilof Islands are located in the Bering Sea.
Example Output:
1