<prompt> - Shiye kazadala bronzebe suro UCI Road World Championships saa 1977be suro San Cristóbalben kuru kazadala silverbe suro UCI Road World Championships saa 1979ben  <response>: Valkenburg lan, indisoye suro amateur mens team time trial lan. Kuru shiye kazada Tour de Polognebe saa 1980be dən. 