Question: the results of dehydration reactions can be reversed by
[{'answer': 'hydration reaction', 'provenance': [{'wikipedia_id': '1566642', 'title': 'Dehydration reaction', 'start_paragraph_id': 0, 'start_character': 2, 'end_paragraph_id': 0, 'end_character': 20, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]