Question: what flag is red and white with a blue triangle
[{'answer': 'flag of the Czech Republic', 'provenance': [{'wikipedia_id': '458962', 'title': 'Flag of the Czech Republic', 'start_paragraph_id': 1, 'start_character': 13, 'end_paragraph_id': 1, 'end_character': 39, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '458962', 'title': 'Flag of the Czech Republic', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 583, 'bleu_score': 0.8758055102348481, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17297529047499969917}, 'section': 'Section::::Abstract.'}]}]