If you set the wheels in motion, you do something which will cause a series of actions to start.
Victoria dreamed of becoming an Olympic cycling champion. She set the wheels in motion by buying a racing bike.
Neil decided to move to the country. He set the wheels in motion by calling an estate agent.
If you oil the wheels you do something that will make it easier for something else to happen.
John offered his expertise, which helped oil the wheels on the big building project.
At the UCI Track Cycling World Championships, competitors take part in all the various disciplines of track cycling. They are regulated by the Union Cycliste Internationale. The event is currently taking place in Minsk in Belarus.