Who is the strongest character in Ed, Edd, and Eddy?

It's between Ed and Rolf, each have displayed feats of tremendous strength. Rolf yanked a tree out of it's roots he also pushed his house back at least 10 to 15 feet. Ed lifted a fully furbished house over his head with one hand, he also pulled a tree deeper into the ground and other things to. So which one do you think is the strongest?