Question: what colour is the fire fighting chief officers helmet
[{'answer': 'white', 'provenance': [{'wikipedia_id': '5669652', 'title': "Firefighter's helmet", 'start_paragraph_id': 29, 'start_character': 162, 'end_paragraph_id': 29, 'end_character': 167, 'bleu_score': 1.0, 'section': 'Section::::Metal helmets.:German DIN fire helmet.\n'}]}, {'provenance': [{'wikipedia_id': '5669652', 'title': "Firefighter's helmet", 'start_paragraph_id': 42, 'start_character': 0, 'end_paragraph_id': 42, 'end_character': 1397, 'bleu_score': 0.6762874938376521, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15229447480267210111}, 'section': 'Section::::Helmet colors.\n'}]}]