<prompt> Pedzisa mutsara unotevera: Akatonga mitambo yechikwata chikuru inenge 2 764 mumakore ake 20. Akapedza mumitambo miviri yeWorld Series 1975 na1981, mitambo miviri yeAll-Star 1977 na1987 uye mishanu yeNational League Championship Series  <response>: 1971, 1976, 1979, 1983, uye 1985. Stello akanga ari murayiridzi paAl Somers Umpire School. 