Question: agreement of two political parties to work together
[{'answer': 'two - party system', 'provenance': [{'wikipedia_id': '31605', 'title': 'Two-party system', 'start_paragraph_id': 63, 'start_character': 10, 'end_paragraph_id': 63, 'end_character': 32, 'bleu_score': 1.0, 'section': 'Section::::History.:Emergence of the two-party system in Britain.\n'}]}, {'provenance': [{'wikipedia_id': '31605', 'title': 'Two-party system', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 1421, 'bleu_score': 0.9636815037130301, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13827581257099234287}, 'section': 'Section::::Abstract.'}]}]