Original sentence: He was thirty-three when under the guidance of Thomas Falcoia of the "Pii Operarii" he joined Saint Alphonsus Liguori, and was the first clerical novice of the saint's institute
Edited sentence: He was thirty-three when under the guidance of Fr.Thomas Falcoia of the "Pii Operarii" he joined Saint Alphonsus Liguori, and was the first clerical novice of the saint's institute