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: Nancy Vine, who sells tickets at the Big Sky drive-in, seven nights a week, is a daughter of Donald and Dorothy LeGros - part of the extended family that operates the drive-in. Sentence 2: Nancy Vine is in business with Donald and Dorothy LeGros.

1