Question: how many goals did salah scored for liverpool last season
[{'answer': '7', 'provenance': [{'wikipedia_id': '35440786', 'title': 'Mohamed Salah', 'start_paragraph_id': 3, 'start_character': 125, 'end_paragraph_id': 3, 'end_character': 126, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]