sentence: sergio valdez ( born september 7 , 1964 in elias piña , dominican republic ) is a former pitcher in major league baseball who played from through for the montreal expos ( 1986 , 1992 -- 93 ) , the atlanta braves ( 1989 -- 90 ) , the cleveland indians ( 1991 -- 92 ) the boston red sox ( 1994 ) , and the san francisco giants ( 1995 ) .