Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rb3 win in 3 half-moves
3 Rb4 win in 3 half-moves
4 Rh7 draw
5 K3b3 loss in 2 half-moves
6 K3b4 loss in 2 half-moves
7 K3d3 loss in 2 half-moves
8 K3d4 loss in 2 half-moves
9 K4b3 loss in 2 half-moves
10 K4b4 loss in 2 half-moves
11 K4d3 loss in 2 half-moves
12 K4d4 loss in 2 half-moves
13 Kb2 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Kc2 loss in 2 half-moves
16 Kc5 loss in 2 half-moves
17 Kd2 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rb5 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rc7 loss in 2 half-moves
25 Rd7 loss in 2 half-moves
26 Re7 loss in 2 half-moves
27 Rf7 loss in 2 half-moves
28 Rg7 loss in 2 half-moves