Question: the continental slope is cut by submarine canyons thought to be formed by
[{'answer': 'erosion by turbidity current erosion', 'provenance': [{'wikipedia_id': '1761649', 'title': 'Submarine canyon', 'start_paragraph_id': 3, 'start_character': 103, 'end_paragraph_id': 3, 'end_character': 139, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'slumping and mass wasting of the continental slope'}, {'provenance': [{'wikipedia_id': '1761649', 'title': 'Submarine canyon', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 548, 'bleu_score': 0.9776501033621461, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7245544255032117789}, 'section': 'Section::::Abstract.'}]}]