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

EGTB: win in 4 half-moves

# move score
1 Rh6 win in 3 half-moves
2 Ra3 draw
3 Rc3 draw
4 Rd3 draw
5 Re3 draw
6 Rh4 draw
7 Rh5 draw
8 Rh7 draw
9 Rh8 draw
10 Kb7 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kcc7 loss in 2 half-moves
14 Kcd8 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Kdc7 loss in 2 half-moves
17 Kdd8 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Ke7 loss in 2 half-moves
20 Ke8 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rf3 loss in 2 half-moves
23 Rg3 loss in 2 half-moves
24 Rh1 loss in 2 half-moves
25 Rh2 loss in 2 half-moves