Question: who has won eurovision twice in a row
[{'answer': 'Spain', 'provenance': [{'wikipedia_id': '2212439', 'title': 'List of Eurovision Song Contest winners', 'start_paragraph_id': 8, 'start_character': 234, 'end_paragraph_id': 8, 'end_character': 239, 'bleu_score': 1.0, 'section': 'Section::::Winners by year.\n'}]}, {'answer': 'Luxembourg', 'provenance': [{'wikipedia_id': '2212439', 'title': 'List of Eurovision Song Contest winners', 'start_paragraph_id': 2, 'start_character': 868, 'end_paragraph_id': 2, 'end_character': 878, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Israel', 'provenance': [{'wikipedia_id': '2212439', 'title': 'List of Eurovision Song Contest winners', 'start_paragraph_id': 8, 'start_character': 288, 'end_paragraph_id': 8, 'end_character': 294, 'bleu_score': 1.0, 'section': 'Section::::Winners by year.\n'}]}, {'provenance': [{'wikipedia_id': '2212439', 'title': 'List of Eurovision Song Contest winners', 'start_paragraph_id': 8, 'start_character': 0, 'end_paragraph_id': 8, 'end_character': 799, 'bleu_score': 0.6873222116046811, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12844018751034878519}, 'section': 'Section::::Winners by year.\n'}]}]