Question: which is the largest island of the tunku abdul national park
[{'answer': 'Gaya island', 'provenance': [{'wikipedia_id': '2421450', 'title': 'Tunku Abdul Rahman National Park', 'start_paragraph_id': 9, 'start_character': 0, 'end_paragraph_id': 9, 'end_character': 11, 'bleu_score': 1.0, 'section': 'Section::::Gaya Island.\n'}]}, {'provenance': [{'wikipedia_id': '2421450', 'title': 'Tunku Abdul Rahman National Park', 'start_paragraph_id': 9, 'start_character': 0, 'end_paragraph_id': 9, 'end_character': 373, 'bleu_score': 0.970795021215021, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18232173272349997042}, 'section': 'Section::::Gaya Island.\n'}]}]