Question: what is the official name of switzerland answers
[{'answer': 'the Swiss Confederation', 'provenance': [{'wikipedia_id': '26748', 'title': 'Switzerland', 'start_paragraph_id': 1, 'start_character': 24, 'end_paragraph_id': 1, 'end_character': 47, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '26748', 'title': 'Switzerland', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 765, 'bleu_score': 0.582717789693577, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12697850319191846014}, 'section': 'Section::::Abstract.'}]}]