Is There Anti Matter in the Protons?

A new experiment is trying to understand exactly the anti matter component of this sea of gluons and stuff inside the proton. It's a very different kind of sea than like, underwater science fiction adventure rte technic se water is made out of protons, which has a sea of particles too. The original experiment was like x ray the proton by shooting electrons at it. But what they found is that there's actually a lot more anti down corks than up corks in every proton. And so people really want to understand in detail what's going on inside the Proton.