Question: which teams have won world cup in cricket
[{'answer': 'West Indies', 'provenance': [{'wikipedia_id': '31384081', 'title': 'List of Cricket World Cup finals', 'start_paragraph_id': 2, 'start_character': 533, 'end_paragraph_id': 2, 'end_character': 544, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'India', 'provenance': [{'wikipedia_id': '31384081', 'title': 'List of Cricket World Cup finals', 'start_paragraph_id': 3, 'start_character': 256, 'end_paragraph_id': 3, 'end_character': 261, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Australia', 'provenance': [{'wikipedia_id': '31384081', 'title': 'List of Cricket World Cup finals', 'start_paragraph_id': 2, 'start_character': 356, 'end_paragraph_id': 2, 'end_character': 365, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Pakistan', 'provenance': [{'wikipedia_id': '31384081', 'title': 'List of Cricket World Cup finals', 'start_paragraph_id': 7, 'start_character': 556, 'end_paragraph_id': 7, 'end_character': 564, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'answer': 'Sri Lanka', 'provenance': [{'wikipedia_id': '31384081', 'title': 'List of Cricket World Cup finals', 'start_paragraph_id': 9, 'start_character': 20, 'end_paragraph_id': 9, 'end_character': 29, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}]