Question: who is the current leader of saudi arabia
[{'answer': 'Salman bin Abdulaziz Al Saud', 'provenance': [{'wikipedia_id': '2049120', 'title': 'Salman of Saudi Arabia', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 28, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]