Complex sentence: William Thomas Gregg (born July 29,1963 in Boone, North Carolina) was a Major League Baseball player from 1987 to 1997 for the Pittsburgh Pirates, Atlanta Braves, Cincinnati Reds, and Florida Marlins.
Split into simpler sentences: William Thomas Gregg (born July 29,1963 in Boone, North Carolina) is a retired Major League Baseball player. He played in the majors from 1987 to 1997 for the Pittsburgh Pirates, Atlanta Braves, Cincinnati Reds, and Florida Marlins.