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?
Sentence (from "Diane O'Dell"): Diane O'Dell (born 1953) is an American female serial killer that was convicted of murdering three of her 12 children.
Relevant evidence: No