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

EGTB: win in 4 half-moves

# move score
1 Rh5 win in 3 half-moves
2 Rh6 win in 3 half-moves
3 Rh7 win in 3 half-moves
4 Rh8 win in 3 half-moves
5 Rd3 draw
6 Re3 draw
7 Rf3 draw
8 Rg3 draw
9 Rh4 draw
10 Ka6 loss in 2 half-moves
11 Ka7 loss in 2 half-moves
12 Ka8 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kb8 loss in 2 half-moves
15 Kbb6 loss in 2 half-moves
16 Kbc7 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Kc8 loss in 2 half-moves
19 Kcb6 loss in 2 half-moves
20 Kcc7 loss in 2 half-moves
21 Kd5 loss in 2 half-moves
22 Kd6 loss in 2 half-moves
23 Kd7 loss in 2 half-moves
24 Ra3 loss in 2 half-moves
25 Rb3 loss in 2 half-moves
26 Rc3 loss in 2 half-moves
27 Rh1 loss in 2 half-moves
28 Rh2 loss in 2 half-moves