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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Rb8 win in 3 half-moves
3 Rb4 draw
4 Rb5 draw
5 Rb7 draw
6 Rc3 draw
7 Rd3 draw
8 Re3 draw
9 Rh3 draw
10 Ka7 loss in 2 half-moves
11 Kab7 loss in 2 half-moves
12 Kab8 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kc8 loss in 2 half-moves
16 Kcb7 loss in 2 half-moves
17 Kcb8 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Kd7 loss in 2 half-moves
20 Kd8 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Rb1 loss in 2 half-moves
23 Rb2 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rg3 loss in 2 half-moves