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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rb4 draw
3 Rb5 draw
4 Rb6 draw
5 Rb7 draw
6 Rb8 draw
7 Rc2 draw
8 Rd2 draw
9 Re2 draw
10 Rh2 draw
11 K7b7 loss in 2 half-moves
12 K7b8 loss in 2 half-moves
13 K7d7 loss in 2 half-moves
14 K7d8 loss in 2 half-moves
15 K8b7 loss in 2 half-moves
16 K8b8 loss in 2 half-moves
17 K8d7 loss in 2 half-moves
18 K8d8 loss in 2 half-moves
19 Kb6 loss in 2 half-moves
20 Kc6 loss in 2 half-moves
21 Kd6 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rf2 loss in 2 half-moves
25 Rg2 loss in 2 half-moves