Question: who plays the great defender of mighty med
[{'answer': 'Dwight Howard', 'provenance': [{'wikipedia_id': '47574331', 'title': 'List of Mighty Med characters', 'start_paragraph_id': 81, 'start_character': 20, 'end_paragraph_id': 81, 'end_character': 33, 'bleu_score': 1.0, 'section': 'Section::::Superheroes.:The Great Defender.\n'}]}, {'provenance': [{'wikipedia_id': '47574331', 'title': 'List of Mighty Med characters', 'start_paragraph_id': 81, 'start_character': 0, 'end_paragraph_id': 81, 'end_character': 730, 'bleu_score': 0.965400604802336, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12868682087943680624}, 'section': 'Section::::Superheroes.:The Great Defender.\n'}]}]