Question: where was the g20 summit held in 2017
[{'answer': 'Hamburg , Germany', 'provenance': [{'wikipedia_id': '51521056', 'title': '2017 G20 Hamburg summit', 'start_paragraph_id': 1, 'start_character': 148, 'end_paragraph_id': 1, 'end_character': 165, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '51521056', 'title': '2017 G20 Hamburg summit', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 164, 'bleu_score': 0.8283995163558051, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5306738983311150066}, 'section': 'Section::::Abstract.'}]}]