Question: what flavor is the shamrock shake at mcdonalds
[{'answer': 'mint', 'provenance': [{'wikipedia_id': '5546576', 'title': 'Shamrock Shake', 'start_paragraph_id': 1, 'start_character': 39, 'end_paragraph_id': 1, 'end_character': 43, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '5546576', 'title': 'Shamrock Shake', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 150, 'bleu_score': 0.7561559858236031, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7888935504249670850}, 'section': 'Section::::Abstract.'}]}]