Question: what animal is po's dad in kung fu panda
[{'answer': 'a goose', 'provenance': [{'wikipedia_id': '18375766', 'title': 'List of Kung Fu Panda characters', 'start_paragraph_id': 4, 'start_character': 377, 'end_paragraph_id': 4, 'end_character': 384, 'bleu_score': 1.0, 'section': 'Section::::Main characters.:Master Po Ping.\n'}]}, {'provenance': [{'wikipedia_id': '18375766', 'title': 'List of Kung Fu Panda characters', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 535, 'bleu_score': 0.8989220839367951, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1300207542414675312}, 'section': 'Section::::Main characters.:Master Po Ping.\n'}]}]