Complex sentence: In 1255 Pope Alexander IV established a community of converted women there who were later transferred to San Pancrazio thereby allowing the Dominican Friars to establish a Dominican convent and "studium" at the church in 1275.
Split into simpler sentences: In 1255 Pope Alexander IV established a community of converted women there. These were later transferred to San Pancrazio thereby allowing the Dominican Friars to establish a convent and "studium" at the church in 1275.