Question: where does creatine come from in the body
[{'answer': 'glycine', 'provenance': [{'wikipedia_id': '331221', 'title': 'Creatine', 'start_paragraph_id': 10, 'start_character': 105, 'end_paragraph_id': 10, 'end_character': 112, 'bleu_score': 1.0, 'section': 'Section::::Biosynthesis.\n'}]}, {'answer': 'arginine', 'provenance': [{'wikipedia_id': '331221', 'title': 'Creatine', 'start_paragraph_id': 10, 'start_character': 117, 'end_paragraph_id': 10, 'end_character': 125, 'bleu_score': 1.0, 'section': 'Section::::Biosynthesis.\n'}]}, {'answer': 'the liver and kidneys', 'provenance': [{'wikipedia_id': '331221', 'title': 'Creatine', 'start_paragraph_id': 9, 'start_character': 39, 'end_paragraph_id': 9, 'end_character': 60, 'bleu_score': 1.0, 'section': 'Section::::Biosynthesis.\n'}]}, {'answer': 'liver', 'provenance': [{'wikipedia_id': '331221', 'title': 'Creatine', 'start_paragraph_id': 9, 'start_character': 43, 'end_paragraph_id': 9, 'end_character': 48, 'bleu_score': 1.0, 'section': 'Section::::Biosynthesis.\n'}]}, {'answer': 'kidneys', 'provenance': [{'wikipedia_id': '331221', 'title': 'Creatine', 'start_paragraph_id': 9, 'start_character': 53, 'end_paragraph_id': 9, 'end_character': 60, 'bleu_score': 1.0, 'section': 'Section::::Biosynthesis.\n'}]}, {'answer': 'in skeletal muscle , while the remainder is distributed in the blood , brain , and other tissues'}, {'provenance': [{'wikipedia_id': '331221', 'title': 'Creatine', 'start_paragraph_id': 10, 'start_character': 9, 'end_paragraph_id': 10, 'end_character': 652, 'bleu_score': 0.780449075315621, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12575401048184302707}, 'section': 'Section::::Biosynthesis.\n'}]}, {'provenance': [{'wikipedia_id': '331221', 'title': 'Creatine', 'start_paragraph_id': 9, 'start_character': 0, 'end_paragraph_id': 9, 'end_character': 444, 'bleu_score': 0.9430699958503841, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12575401048184302707}, 'section': 'Section::::Biosynthesis.\n'}]}, {'provenance': [{'wikipedia_id': '331221', 'title': 'Creatine', 'section': 'Section::::Biosynthesis.\n', 'start_paragraph_id': 9, 'end_paragraph_id': 9, 'meta': {'evidence_span': ["Creatine synthesis primarily occurs in the liver and kidneys. On average, it is produced endogenously at an estimated rate of about 8.3\xa0 or 1\xa0gram per day in young adults. Creatine is also obtained through the diet at a rate of about 1\xa0gram per day from an omnivorous diet. Most of the human body's total creatine and phosphocreatine stores are found in skeletal muscle, while the remainder is distributed in the blood, brain, and other tissues.", 'Creatine synthesis primarily occurs in the liver and kidneys.']}}]}]