Question: who was the first indian to climb mount everest without carrying an oxygen cylinder
[{'answer': 'Phu Dorjee', 'provenance': [{'wikipedia_id': '42242589', 'title': 'Phu Dorjee', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 10, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '42242589', 'title': 'Phu Dorjee', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 250, 'bleu_score': 0.957870874785216, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9671302242069561264}, 'section': 'Section::::Abstract.'}]}]