Complex sentence: David Lewis Marshall (born January 14,1943, at Artesia, California) is a retired American professional baseball player, an outfielder who appeared in Major League Baseball for the San Francisco Giants, New York Mets and the San Diego Padres.
Split into simpler sentences: David Lewis Marshall (born January 14,1943) is a former outfielder for Major League Baseball. He played for the San Francisco Giants, New York Mets and the San Diego Padres.