Sentence 1: Edmund Butler ( died in 1551 ) was Archbishop of Cashel and the illegitimate son of Piers Butler , 8th Earl of Ormonde .
Sentence 2: Piers Butler ( died 1551 ) was archbishop of Cashel and the illegitimate son of Edmund Butler , 8th Earl of Ormonde .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?