Complex sentence: Jacob Nelson "Nellie" Fox (December 25,1927--December 1,1975) was an American Major League Baseball (MLB) second baseman for the Philadelphia Athletics, Chicago White Sox and Houston Astros from 1947 through 1965.
Split into simpler sentences: Jacob Nelson "Nellie" Fox (December 25,1927--December 1,1975) was an American professional baseball player. He played in Major League Baseball (MLB) as a second baseman on the Philadelphia Athletics, Chicago White Sox and Houston Astros from 1947 through 1965.