Im sure you are familiar with the Professor Oak is the head of all the crime organizations theory? Because it's team Galactic, Rocket, Aqua, Magma, and Plasma. G.R.A.M.P. (And if you look at the plasma logo, there is an s.) Blue calls Professor Oak Gramps in Red/Blue/Yellow. I'm sure you are familiar with this, but if not, there you are! :)