Ralf blows into the largest balloon in the world, will he manage to take off?
Will Ralf set the world's equilibrium record? He is trying to build the highest glass tower, but there is no much difference between piled and crushed glass!
Ralf is about to break the pole vault. Unless we call it the best fall through the air!
On the same thread, even the biggest bird in the world would be out of its league against Ralf.