Complex sentence: Tan was subsequently the champion of various tournaments from 1936 to 1940, winning the Malaysia Open singles title in 1938, the Singapore Open singles and men's double titles in (1936,1937,1940) and (1936,1937).
Split into simpler sentences: Tan was subsequently the champion of various tournaments from 1936 to 1940. He also won the Malaysia Open singles title in 1938, the Singapore Open singles and men's double titles in (1936,1937,1940) and (1936,1937).