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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kf6 win in 3 half-moves
3 Ka7 draw
4 Kb8 draw
5 Kf4 draw
6 Kf5 draw
7 Kg4 draw
8 Kg6 draw
9 Kh4 draw
10 Kh5 draw
11 Kh6 draw
12 Rc7 draw
13 Rg7 draw
14 Rh3 draw
15 Rh4 draw
16 Rh5 draw
17 Rh6 draw
18 Rh8 draw
19 Ra7 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Re7 loss in 2 half-moves
23 Rf7 loss in 2 half-moves
24 Rh1 loss in 2 half-moves
25 Rh2 loss in 2 half-moves