Bert Jacobs was a Dutch football manager and player. Having become a football coach at a young age, he worked for Roda JC, FC Utrecht, Fortuna Sittard, Vitesse Arnhem, RKC Waalwijk and Sporting de Gijón. Renowned for his level-headed insight into the game of football and for coining the term "Hol Knots Begonia football.". Wikipedia