Question: The Tragedy of Lucretia is a tempera and oil painting on a wood "cassone" or "spalliera" panel by whch Italian Renaissance master, it is housed in the Isabella Stewart Gardner Museum of Boston, Massachusetts, having been owned by Isabella Stewart Gardner in her lifetime?
{'answer': 'Sandro Botticelli', 'supporting_facts': [['The Story of Lucretia (Botticelli)', 0], ['Isabella Stewart Gardner Museum', 0]]}