Question: the elements or compounds that go into a chemical reaction are
[{'answer': 'reactants or reagents', 'provenance': [{'wikipedia_id': '6271', 'title': 'Chemical reaction', 'start_paragraph_id': 2, 'start_character': 83, 'end_paragraph_id': 2, 'end_character': 104, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '6271', 'title': 'Chemical reaction', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 638, 'bleu_score': 0.950027409461844, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7393784179619471158}, 'section': 'Section::::Abstract.'}]}]