Complex sentence: He voluntarily relinquished the Prime Ministerial position in 1956.Myoma U Than Kywe was one of the leaders of the Anti-Fascist People's Freedom League (AFPFL) from 1942 to 1963.
Split into simpler sentences: He voluntarily relinquished the Prime Ministerial position in 1956. He was one of the leaders of the Anti-Fascist People's Freedom League (AFPFL) from 1942 to 1963.