Question: where does the eustachian tube connect to the throat
[{'answer': 'the back of the nasopharynx', 'provenance': [{'wikipedia_id': '233586', 'title': 'Eustachian tube', 'start_paragraph_id': 2, 'start_character': 290, 'end_paragraph_id': 2, 'end_character': 317, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '233586', 'title': 'Eustachian tube', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 317, 'bleu_score': 0.9657992495762461, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16951565108654559210}, 'section': 'Section::::Abstract.'}]}]