Question: when was the portrait of doge leonardo loredan painted
[{'answer': '1501', 'provenance': [{'wikipedia_id': '11943965', 'title': 'Portrait of Doge Leonardo Loredan', 'start_paragraph_id': 1, 'start_character': 116, 'end_paragraph_id': 1, 'end_character': 120, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '11943965', 'title': 'Portrait of Doge Leonardo Loredan', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 335, 'bleu_score': 0.9084940438173671, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12328213110472520480}, 'section': 'Section::::Abstract.'}]}]