Question: who played wong jack man in birth of the dragon
[{'answer': 'Xia Yu', 'provenance': [{'wikipedia_id': '47830506', 'title': 'Birth of the Dragon', 'start_paragraph_id': 1, 'start_character': 175, 'end_paragraph_id': 1, 'end_character': 181, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]