Complex sentence: However, another Somerville tutor being on leave for the Michaelmas (first) term of the academic year 1971-72 she returned and died only a matter of days after teaching had ended.
Split into simpler sentences: However, another Somerville tutor was on leave for the Michaelmas (first) term of the academic year 1971-72 so she returned. She died only a matter of days after teaching had ended.