The three talented chefs from Wales are halfway through their heat, and the pressure is mounting. Once again, they each serve a unique take on the brief celebrating the Olympic and Paralympic Games. The dishes include two that use pigeon and beetroot in very different ways, a take on London 2012's basketball arena, which was nicknamed the Marshmallow, and a recreation of Mount Olympus with flinty meringue and mousses. But who will be leaving the competition?