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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Rb6 win in 3 half-moves
3 Rb7 win in 3 half-moves
4 Rb5 win in 7 half-moves
5 Rb8 win in 7 half-moves
6 Kb4 draw
7 Kb5 draw
8 Kb6 draw
9 Kb7 draw
10 Kb8 draw
11 Kc4 draw
12 Kc6 draw
13 Kc7 draw
14 Kd4 draw
15 Kd5 draw
16 Kd6 draw
17 Kd7 draw
18 Kd8 draw
19 Ra3 draw
20 Rc3 draw
21 Rd3 draw
22 Rh3 draw
23 Rb1 loss in 2 half-moves
24 Rb2 loss in 2 half-moves
25 Re3 loss in 2 half-moves
26 Rf3 loss in 2 half-moves
27 Rg3 loss in 2 half-moves