 Complete the following phrase:  In mountain biking, Filip Meirhaeghe won the 2002 UCI Mountain Bike World Cup and the 2003 UCI Mountain Bike  Trials World Championships and was a silver medalist at the 2000 Summer Olympics. In mountain bike trials, Kenny Belaey has won the 26-inch wheel trial World Cup in 2002, 2005 and 2006. In cyclo-cross, Belgian competitors have gained 25 gold medals at the UCI Cyclo-cross Men World Championships since 1950 and 54 medals overall, making it the best country in cyclo-cross, ahead of France with 10 golds out of 34 medals. Eric De Vlaeminck has the most world titles in cyclo-cross with 7 World Cup wins between 1966 and 1973. Other multiple Belgian world champions are Roland Liboton 4 titles, Mario De Clercq 3, Wout van Aert 3, Erwin Vervecken 3, Sven Nys 2, and Bart Wellens 2. In track cycling, Matthew Gilmore and Etienne De Wilde won the gold medal in the Mens Madison event at the 