Question: where do beech trees grow in the us
[{'answer': 'the eastern United States', 'provenance': [{'wikipedia_id': '494553', 'title': 'Fagus grandifolia', 'start_paragraph_id': 1, 'start_character': 102, 'end_paragraph_id': 1, 'end_character': 127, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '494553', 'title': 'Fagus grandifolia', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 156, 'bleu_score': 0.9214109120166031, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18218575984840908687}, 'section': 'Section::::Abstract.'}]}]