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: Chicago-based Boeing has already scrubbed three delivery slots in 2006 that had been booked by Air Canada. Sentence 2: Boeing's headquarters is in Canada.

0