Question: when did germany build its first nuclear power plant
[{'answer': 'in the late 1950s', 'provenance': [{'wikipedia_id': '8870938', 'title': 'Nuclear power in Germany', 'start_paragraph_id': 15, 'start_character': 82, 'end_paragraph_id': 15, 'end_character': 99, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '8870938', 'title': 'Nuclear power in Germany', 'start_paragraph_id': 15, 'start_character': 0, 'end_paragraph_id': 15, 'end_character': 713, 'bleu_score': 0.522162748674048, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9097850951325189099}, 'section': 'Section::::History.\n'}]}]