Question: where did the tradition of the christmas tree originate
[{'answer': 'Livonia', 'provenance': [{'wikipedia_id': '7770', 'title': 'Christmas tree', 'start_paragraph_id': 1, 'start_character': 258, 'end_paragraph_id': 1, 'end_character': 265, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'early modern Germany', 'provenance': [{'wikipedia_id': '7770', 'title': 'Christmas tree', 'start_paragraph_id': 1, 'start_character': 307, 'end_paragraph_id': 1, 'end_character': 327, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '7770', 'title': 'Christmas tree', 'start_paragraph_id': 1, 'start_character': 2, 'end_paragraph_id': 1, 'end_character': 556, 'bleu_score': 0.8577312511461481, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5453946575327779243}, 'section': 'Section::::Abstract.'}]}]