Question: how many platforms does manchester oxford road have
[{'answer': '5', 'provenance': [{'wikipedia_id': '314659', 'title': 'Manchester Oxford Road railway station', 'start_paragraph_id': 3, 'start_character': 459, 'end_paragraph_id': 3, 'end_character': 460, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]