Question: who played walter white in the amc series breaking bad
[{'answer': 'Bryan Cranston', 'provenance': [{'wikipedia_id': '22530352', 'title': 'Walter White (Breaking Bad)', 'start_paragraph_id': 1, 'start_character': 163, 'end_paragraph_id': 1, 'end_character': 177, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '22530352', 'title': 'Walter White (Breaking Bad)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 1454, 'bleu_score': 0.9054434221974361, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15595364983218442210}, 'section': 'Section::::Abstract.'}]}]