Please answer the following question: Read the bio below and try to give details on john duff 's:    - name     - years     - nationality       Bio: john francis duff -lrb- january 17 , 1895 -- january 8 , 1958 -rrb- was a canadian racecar driver who won many races and has been inducted in the canadian motorsport hall of fame . he was one of only two canadians who raced and won on england 's famous brooklands motor course . the other , kay petre , is already an honoured member of the cmhf . duff was the first canadian to race in the legendary 24 hours of le mans . to date , he is the only canadian to win the overall classification at le mans . duff also held over fifty world records for speed and endurance . those records were sanctioned by the aiacr , the forerunner of today 's fia . they included both class and absolute records . his achievements helped make the name of the bentley car company . duff scored a top-ten finish in his first indianapolis 500 and a top-three in his first board track race . those achievements make him one of the preeminent canadian automobile racers of the first half of the twentieth century .
A:
- name is john f. duff- years is 1923 -- 1925- nationality is can 1921 canadian