Question: a consequence of twin to twin transfusion is
[{'answer': 'high morbidity and mortality', 'provenance': [{'wikipedia_id': '1044236', 'title': 'Twin-to-twin transfusion syndrome', 'start_paragraph_id': 1, 'start_character': 237, 'end_paragraph_id': 1, 'end_character': 265, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1044236', 'title': 'Twin-to-twin transfusion syndrome', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 447, 'bleu_score': 0.8555057424578251, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1836611943282908084}, 'section': 'Section::::Abstract.'}]}]