Question: what is the name of the airport in ho chi minh city
[{'answer': 'Tân Sơn Nhất International Airport', 'provenance': [{'wikipedia_id': '1217319', 'title': 'Tan Son Nhat International Airport', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 34, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1217319', 'title': 'Tan Son Nhat International Airport', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 473, 'bleu_score': 0.729791052497557, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1699962784412907901}, 'section': 'Section::::Abstract.'}]}]