Complex sentence: Thach Thi Ngoc (aka Ngoc Thach Peterkin; born 21 February 1950, Bến Tre, South Vietnam) was a member of the South Vietnamese Olympic team.
Split into simpler sentences: Thach Thi Ngoc (Ngoc Thach Peterkin) was born on February 21,1950, Ben Tre, South Vietnam. She was a member of the South Vietnamese Olympic team.