an Entity references as follows:
Robert Frederic Heffner (born September 13, 1938) nicknamed "Butch", was a Major League Baseball right-handed pitcher with the Boston Red Sox (1963–1965), Cleveland Indians (1966), and California Angels (1968). He stood 6 feet 4 inches (1.93 m) tall and weighed 200 pounds (91 kg), in his playing days.