Question: who is the champion of pro kabaddi season 5
[{'answer': 'Patna Pirates', 'provenance': [{'wikipedia_id': '42866415', 'title': 'Pro Kabaddi League', 'start_paragraph_id': 10, 'start_character': 202, 'end_paragraph_id': 10, 'end_character': 215, 'bleu_score': 1.0, 'section': 'Section::::Seasons.\n'}]}]