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'.

Ex 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.

Ex Output:
1

Ex Input:
Sentence 1: Two British destroyers struck Albanian-laid mines while exercising their rights passing through the Corfu Channel. Sentence 2: The Corfu Channel incident was about a British destroyer sunk by Albania in the Corfu Channel.

Ex Output:
0

Ex Input:
Sentence 1: On June 29, 1995, the Space Shuttle Atlantis made history when it docked with the Russian Mir space station, as shown in this photograph. Sentence 2: US shuttle Atlantis docks with the Mir space station.

Ex Output:
1