Question: who is the longest serving coach for vodafone warriors
[{'answer': 'Ivan Cleary', 'provenance': [{'wikipedia_id': '702650', 'title': 'New Zealand Warriors', 'start_paragraph_id': 45, 'start_character': 173, 'end_paragraph_id': 45, 'end_character': 184, 'bleu_score': 1.0, 'section': 'Section::::History.:The Rebuilding Begins – 2005.\n'}]}]