I also think your alpha-beta bot is objectively better than the (currently) #1 bot. Easiest thing to throw together now is a script which just feeds the whole

I also think your alpha-beta bot is objectively better than the (currently) #1 bot. Easiest thing to throw together now is a script which just feeds the whole game history into bayeselo as a bunch of fake chess matches, with the white move advantage set to 0. That's what was done for Tron.