Question: where are the cells of the adaptive immune system found
[{'answer': 'The peripheral blood', 'provenance': [{'wikipedia_id': '1664060', 'title': 'Adaptive immune system', 'start_paragraph_id': 16, 'start_character': 316, 'end_paragraph_id': 16, 'end_character': 336, 'bleu_score': 1.0, 'section': 'Section::::Lymphocytes.\n'}]}, {'answer': 'the tissues', 'provenance': [{'wikipedia_id': '1664060', 'title': 'Adaptive immune system', 'start_paragraph_id': 16, 'start_character': 398, 'end_paragraph_id': 16, 'end_character': 409, 'bleu_score': 1.0, 'section': 'Section::::Lymphocytes.\n'}]}, {'answer': 'lymphatic system', 'provenance': [{'wikipedia_id': '1664060', 'title': 'Adaptive immune system', 'start_paragraph_id': 16, 'start_character': 414, 'end_paragraph_id': 16, 'end_character': 430, 'bleu_score': 1.0, 'section': 'Section::::Lymphocytes.\n'}]}, {'provenance': [{'wikipedia_id': '1664060', 'title': 'Adaptive immune system', 'start_paragraph_id': 16, 'start_character': 0, 'end_paragraph_id': 16, 'end_character': 430, 'bleu_score': 0.8915808216371951, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3667540326999411944}, 'section': 'Section::::Lymphocytes.\n'}]}]