Question: how many episodes of itv fearless are there
[{'answer': '6', 'provenance': [{'wikipedia_id': '36256229', 'title': 'Fearless (TV series)', 'start_paragraph_id': 3, 'start_character': 45, 'end_paragraph_id': 3, 'end_character': 46, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]