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: Assailants also ambushed two civilian sport utility vehicles, favoured by Western civilian contractors, on the road to Baghdad's international airport Sentence 2: Assailants also ambushed two civilian sport utility vehicles on the road to Baghdad's international airport.

1