Question: where is protein digested in the digestive system
[{'answer': 'in the stomach and duodenum', 'provenance': [{'wikipedia_id': '165423', 'title': 'Digestion', 'start_paragraph_id': 69, 'start_character': 25, 'end_paragraph_id': 69, 'end_character': 52, 'bleu_score': 1.0, 'section': 'Section::::Breakdown into nutrients.:Protein digestion.\n'}]}, {'provenance': [{'wikipedia_id': '165423', 'title': 'Digestion', 'start_paragraph_id': 69, 'start_character': 0, 'end_paragraph_id': 69, 'end_character': 581, 'bleu_score': 0.977397480575333, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5257174513510362853}, 'section': 'Section::::Breakdown into nutrients.:Protein digestion.\n'}]}]