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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Rb7 win in 3 half-moves
3 Rb4 win in 7 half-moves
4 Rb6 win in 7 half-moves
5 Rb8 win in 7 half-moves
6 Kb7 draw
7 Kb8 draw
8 Kc5 draw
9 Kc6 draw
10 Kcc7 draw
11 Kcd7 draw
12 Kd5 draw
13 Kd8 draw
14 Kdc7 draw
15 Kdd7 draw
16 Ke5 draw
17 Ke6 draw
18 Ke7 draw
19 Ra3 draw
20 Rc3 draw
21 Rg3 draw
22 Rb1 loss in 2 half-moves
23 Rb2 loss in 2 half-moves
24 Rd3 loss in 2 half-moves
25 Re3 loss in 2 half-moves
26 Rf3 loss in 2 half-moves
27 Rh3 loss in 2 half-moves