Question: What is the date of death of Thomas Penn's mother?
Sentence (from "Hannah Callowhill Penn"): Hannah Callowhill Penn (February 11, 1671 – December 20, 1726) was the second wife of Pennsylvania founder William Penn; she effectively administered the Province of Pennsylvania for six years after her husband suffered a series of strokes and then for another eight years after her husband's death.
Relevant evidence: Yes