Question: what is andy murray's world ranking now
[{'answer': '39', 'provenance': [{'wikipedia_id': '980836', 'title': 'Andy Murray', 'start_paragraph_id': 135, 'start_character': 1007, 'end_paragraph_id': 135, 'end_character': 1009, 'bleu_score': 1.0, 'section': 'Section::::Career.:2018: Hip surgery, out of top 800 and return to tour.\n'}]}, {'provenance': [{'wikipedia_id': '980836', 'title': 'Andy Murray', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 372, 'bleu_score': 0.707760031570967, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 234521533795875830}, 'section': 'Section::::Abstract.'}]}]