Question: is bay of bengal a sea or ocean
[{'answer': 'Ocean', 'provenance': [{'wikipedia_id': '47892', 'title': 'Bay of Bengal', 'start_paragraph_id': 1, 'start_character': 57, 'end_paragraph_id': 1, 'end_character': 62, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '47892', 'title': 'Bay of Bengal', 'start_paragraph_id': 1, 'start_character': 8, 'end_paragraph_id': 1, 'end_character': 485, 'bleu_score': 0.889510883381436, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5869258383514117179}, 'section': 'Section::::Abstract.'}]}]