Complex sentence: It was in part in recognition of her efforts that Bethune College first introduced FA (First Arts) and then graduation students were admitted into Oxford University in 1879, one year after the admission of female students for undergraduate studies at the University of Calcutta.
Split into simpler sentences: It was in part in recognition of her efforts that Bethune College first introduced FA (First Arts) and then graduation courses. Female students were admitted into Oxford University in 1879, one year after the admission of female students for undergraduate studies at the University of Calcutta.