Question: who did muhammad ali fight in croke park
[{'answer': 'Alvin Lewis', 'provenance': [{'wikipedia_id': '39330846', 'title': 'When Ali Came to Ireland', 'start_paragraph_id': 1, 'start_character': 277, 'end_paragraph_id': 1, 'end_character': 288, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '39330846', 'title': 'When Ali Came to Ireland', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 318, 'bleu_score': 0.965203995518735, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13125003769763532079}, 'section': 'Section::::Abstract.'}]}]