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'.
Q: Sentence 1: Indonesia says the oil blocks are within its borders, as does Malaysia, which has also sent warships to the area, claiming that its waters and airspace have been violated. Sentence 2: There is a territorial waters dispute.
A: 
1