Who was Phillip Barton Keys children?

Phillip Barton Key, a prominent American lawyer and politician in the 19th century, had three children: Philip Barton Key II, who became a notable lawyer and politician; Mary Key; and Anna Key. His family was known for their connections to significant historical events and figures, particularly the assassination of Phillip Barton Key by Daniel Sickles in 1859, which was a sensational trial at the time.