Question: who was the second prime minister of kenya
[{'answer': 'Raila Odinga', 'provenance': [{'wikipedia_id': '3267168', 'title': 'Prime Minister of Kenya', 'start_paragraph_id': 2, 'start_character': 25, 'end_paragraph_id': 2, 'end_character': 37, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '3267168', 'title': 'Prime Minister of Kenya', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 107, 'bleu_score': 0.9021315316859231, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14781443725262457893}, 'section': 'Section::::Abstract.'}]}]