Complex sentence: In March, 1911, the Sacramentines were permitted by Archbishop Farley to open a house in Holy Trinity parish, Yonkers, New York and the house and estate at Whitson were then used as a training school for the African missions.
Split into simpler sentences: In March, 1911, the Sacramentines were permitted by Archbishop Farley to open a house in Holy Trinity parish, Yonkers, New York. The house and estate was then used as a training school for the African missions.