question: How did Aron try to move the boulder when he realized he could n't chip it ?
answer: He tried to set up a pulley system using climbing rope
turker_answer: After Aron tried to move the boulder and realized he could n't chip it , he tried to set up a pulley system using climbing rope .
rule-based: Aron tried to move the boulder when he realized he could n't chip it by he tried to set up a pulley system using climbing rope .