Question: java trench is the deepest point of which ocean
[{'answer': 'Indian Ocean', 'provenance': [{'wikipedia_id': '1831621', 'title': 'Sunda Trench', 'start_paragraph_id': 1, 'start_character': 121, 'end_paragraph_id': 1, 'end_character': 133, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1831621', 'title': 'Sunda Trench', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 699, 'bleu_score': 0.718487325279588, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5348960311332593729}, 'section': 'Section::::Abstract.'}]}]