Question: which explore was the first to find a path around south america and circumnavigate the earth
[{'answer': 'Magellan', 'provenance': [{'wikipedia_id': '19914843', 'title': 'Ferdinand Magellan', 'start_paragraph_id': 0, 'start_character': 10, 'end_paragraph_id': 0, 'end_character': 18, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '19914843', 'title': 'Ferdinand Magellan', 'start_paragraph_id': 2, 'start_character': 242, 'end_paragraph_id': 2, 'end_character': 940, 'bleu_score': 0.82782728431103, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1836711593412981741}, 'section': 'Section::::Abstract.'}]}]