The opening ceremony has taken place. is cold. Bird’s Nest released. Political tension is high. A Uighur cross country skier burns a cauldron. With more than 100,000 of his troops on the border with Ukraine, Vladimir Putin, a man not to be tricked into, is in town. Beijing has become the first city to host both the Summer and Winter Olympics. The slogan of the 2022 Games is “Together for a Shared Future”. Incidentally, that’s also the slogan of this Guardian Live blog. It is being presented, at least for this first inning, from Melbourne, Australia, a city not famous for its snow sports, but an Olympic city nonetheless. Today we have curling, snowboarding, speed skating, cross country skiing and biathlon etc. Prepare yourself for the next five hours, as I try to demonstrate a modest amount of knowledge about various sports.