Complex sentence: Starting in 1932 she served as a school ship for naval cadets, a role she remained in until she was stricken from the naval register on 11 March 1937 and sold for scrapping.
Split into simpler sentences: Starting in 1932 she served as a school ship for naval cadets. She remained in this role until she was stricken from the naval register on 11 March 1937 and sold for scrapping.