narrative: My son and I were out hiking. We came across an old, rusty bear trap. I explained to my son what it was. He was so sad that we cut our trip short. On the way home he stared out the window.
question: Why did I explain to my son?
original_sentence_for_question: I explained to my son what it was.
answer: my son did not recognize the old mechanical device.
original_narrative_form: My son and I were out hiking. We came across an old, rusty bear trap. I explained to my son what it was. He was so sad that we cut our trip short. On the way home he stared out the window.
question_meta: rocstories_narrative_5922_sentence_2_question_1