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: Justice Sandra Day O'Connor announced her retirement in order to spend time with her ill husband. Sentence 2: Justice Sandra Day O'Connor announced her retirement.

1