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: Government forces killed the head of the Armed Islamic Group, or GIA, which has claimed responsibility for killing 61 foreigners in the last year. Sentence 2: The abbreviation GIA stands for Armed Islamic Group.

1