Question: what is the nickname of the republican party
[{'answer': 'Grand Old Party', 'provenance': [{'wikipedia_id': '32070', 'title': 'Republican Party (United States)', 'start_paragraph_id': 1, 'start_character': 51, 'end_paragraph_id': 1, 'end_character': 66, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]