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: Yet fishermen from both sides say boats lack navigational tools to let them know when they've crossed the frontier, which still is subject to a bilateral dispute dating to the 1965 war between the countries. Sentence 2: There is a territorial waters dispute.

1