Question: how many episodes of our girl season 3
[{'answer': 'twelve episodes', 'provenance': [{'wikipedia_id': '38909754', 'title': 'Our Girl', 'start_paragraph_id': 2, 'start_character': 353, 'end_paragraph_id': 2, 'end_character': 368, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '38909754', 'title': 'Our Girl', 'start_paragraph_id': 2, 'start_character': 406, 'end_paragraph_id': 2, 'end_character': 778, 'bleu_score': 0.5179934659064971, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17767782933244616019}, 'section': 'Section::::Abstract.'}]}]