-4 -2 -3 -5 -6 -3 -2 -4 -1 -1 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 4 2 3 5 6 3 2 4 2 White e2-e4 e7-e4