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: Gold mining operations in California and Nevada use cyanide to extract the precious metal. Sentence 2: Cyanide is used in gold mining.

1