Question: who practiced indirect rule with their african colonies
[{'answer': 'the British Empire', 'provenance': [{'wikipedia_id': '1881021', 'title': 'Indirect rule', 'start_paragraph_id': 6, 'start_character': 293, 'end_paragraph_id': 6, 'end_character': 311, 'bleu_score': 1.0, 'section': 'Section::::British Empire.:In Africa.\n'}]}, {'provenance': [{'wikipedia_id': '1881021', 'title': 'Indirect rule', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 899, 'bleu_score': 0.9529397848298691, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6271003512717853699}, 'section': 'Section::::British Empire.:In Africa.\n'}]}]