Question: during which step of cellular respiration is the majority of atp formed
[{'answer': 'Krebs cycle', 'provenance': [{'wikipedia_id': '102871', 'title': 'Cellular respiration', 'start_paragraph_id': 4, 'start_character': 286, 'end_paragraph_id': 4, 'end_character': 297, 'bleu_score': 1.0, 'section': 'Section::::Aerobic respiration.\n'}]}]