Question: alteration of consciousness during deep sea diving is known as
[{'answer': 'Narcosis', 'provenance': [{'wikipedia_id': '21937', 'title': 'Nitrogen narcosis', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 8, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '21937', 'title': 'Nitrogen narcosis', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 623, 'bleu_score': 0.9402908826696941, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10294887682512476723}, 'section': 'Section::::Abstract.'}]}]