Question: what were the names of the two towers
[{'answer': 'Minas Morgul', 'provenance': [{'wikipedia_id': '63750', 'title': 'The Two Towers', 'start_paragraph_id': 5, 'start_character': 323, 'end_paragraph_id': 5, 'end_character': 335, 'bleu_score': 1.0, 'section': 'Section::::Title.\n'}]}, {'answer': 'Orthanc', 'provenance': [{'wikipedia_id': '63750', 'title': 'The Two Towers', 'start_paragraph_id': 5, 'start_character': 64, 'end_paragraph_id': 5, 'end_character': 71, 'bleu_score': 1.0, 'section': 'Section::::Title.\n'}]}, {'provenance': [{'wikipedia_id': '63750', 'title': 'The Two Towers', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 642, 'bleu_score': 0.9831208473513011, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6636784222529035004}, 'section': 'Section::::Title.\n'}]}]