<prompt> Pedzisa mutsara unotevera: Sjefke Janssen 28 Gumiguru 1919 3 Zvita 2014 aive muDutch nyanzvi yemugwagwa bhasikoro mujaho. Iye anonyanyozivikanwa nokuda kwemenduru yake yendarira munhangemutange yeElite ye  <response>: 1947 UCI Road World Championships. Janssen akanga ari mutambi wechikoro chebhasikoro kubva muna 1946 kusvika muna 1954. Pashure pokurega basa, akava maneja wechikwata chemabhasikoro uye aiva nechitoro chemabhasikoro muElsloo. 