I say the blue areas but I am not sure what you mean by bottom up,
because the bottom is a big space. But if everyone whited out in
random areas on the blue, they could easily fix them. If we put a huge
white area in the blue, it will be harder for them to recover. We
could do everyone on the horizontal line in random areas so the whole
line may get destroyed because if we are all in one area they will
defend in that area and possibly regain their flag.
QUOTED FROM SWEETUM
everybody attack from any random area on the horizontal blue line with white