Question: who created the five forces model of industry profitability
[{'answer': 'Michael E. Porter', 'provenance': [{'wikipedia_id': '253149', 'title': "Porter's five forces analysis", 'start_paragraph_id': 1, 'start_character': 617, 'end_paragraph_id': 1, 'end_character': 634, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '253149', 'title': "Porter's five forces analysis", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 729, 'bleu_score': 0.982060959997838, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3896954790971074157}, 'section': 'Section::::Abstract.'}]}]