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: Waste in the ponds produced by leaching gold from ore is a source of potential environmental dangers. Sentence 2: Mine waste-water poses an environmental hazard.

Output: 1


Input: Consider Input: Sentence 1: On August 21, the Polish weekly PrzekrÃ³j published an advertisement for Dan-Mark exercise books, bearing the logo of 4fun.tv, a Polish music/interactive   TV station. Part of the advertisement contained a definition of the word "exercise book". The wording looked familiar, and Wikinews consulted Wikipedia,   the collaborative online encyclopedia.  Upon seeing the Wikipedia definition, it appeared that the entry quoted in the promotional material was identical to the initial two paragraphs of the relevant Wikipedia entry. Sentence 2: Wikipedia is an online encyclopedia anyone can edit.

Output: 1


Input: Consider Input: Sentence 1: The biopic of wannabe actor, Johnny Stompanato, may be directed by Adrian Lyne of "Fatal Attraction" and "Indecent Proposal" fame. Sentence 2: Adrian Lyne is the director of "Indecent Proposal".


Output: 1