Question: who are the hosts of good morning america
[{'answer': 'Robin Roberts', 'provenance': [{'wikipedia_id': '427097', 'title': 'Good Morning America', 'start_paragraph_id': 2, 'start_character': 507, 'end_paragraph_id': 2, 'end_character': 520, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'George Stephanopoulos', 'provenance': [{'wikipedia_id': '427097', 'title': 'Good Morning America', 'start_paragraph_id': 2, 'start_character': 522, 'end_paragraph_id': 2, 'end_character': 543, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Michael Strahan', 'provenance': [{'wikipedia_id': '427097', 'title': 'Good Morning America', 'start_paragraph_id': 2, 'start_character': 545, 'end_paragraph_id': 2, 'end_character': 560, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'entertainment anchor Lara Spencer', 'provenance': [{'wikipedia_id': '427097', 'title': 'Good Morning America', 'start_paragraph_id': 2, 'start_character': 604, 'end_paragraph_id': 2, 'end_character': 637, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'weather anchor Ginger Zee', 'provenance': [{'wikipedia_id': '427097', 'title': 'Good Morning America', 'start_paragraph_id': 2, 'start_character': 642, 'end_paragraph_id': 2, 'end_character': 667, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '427097', 'title': 'Good Morning America', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 649, 'bleu_score': 0.9342283426636381, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16371309813926285524}, 'section': 'Section::::Abstract.'}]}]