Question: What is the date of birth of Pier Luigi De Borgia, 1St Duke Of Gandía's father?
Sentence (from "Pier Luigi de Borgia, 1st duke of Gandía"): Pier Luigi was the son of Cardinal Rodrigo Borgia (later Pope Alexander VI), and an unknown free-woman ("de tune Diacono Cardinali et soluta").
Relevant evidence: Yes