Question: Name the American female serial killer, who after her arrest confessed to 33 murders, and who with only Lydia Sherman and a farmwife in rural Catawissa accused of murdering 17 members of the local community completes the trio of American female serial killers?
{'answer': 'Jane Toppan', 'supporting_facts': [['Bertha Gifford', 0], ['Bertha Gifford', 1], ['Jane Toppan', 0], ['Jane Toppan', 1]]}