For example, when Rect A is equal to [(242, 133), (228, 142), (233, 120), (219, 129)] and Rect B is equal to [(246, 246), (254, 246), (246, 254), (254, 254)] it registers a collision. It computes the axes to be (-13, 9), (9, 13), (0, -8), (-8, 0), which I believe is correct.