Question: who became the main director for the american international pictures company
[{'answer': 'Edward L. Cahn', 'provenance': [{'wikipedia_id': '203231', 'title': 'American International Pictures', 'start_paragraph_id': 42, 'start_character': 192, 'end_paragraph_id': 42, 'end_character': 206, 'bleu_score': 1.0, 'section': 'Section::::American International in the 1950s.:Alex Gordon and Lou Rusoff.\n'}]}, {'provenance': [{'wikipedia_id': '203231', 'title': 'American International Pictures', 'start_paragraph_id': 42, 'start_character': 0, 'end_paragraph_id': 42, 'end_character': 320, 'bleu_score': 0.9210921090251241, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5217445656100613891}, 'section': 'Section::::American International in the 1950s.:Alex Gordon and Lou Rusoff.\n'}]}]