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

EGTB: win in 4 half-moves

# move score
1 Rc8 win in 3 half-moves
2 Rd8 win in 3 half-moves
3 Kg1 win in 5 half-moves
4 Rh2 win in 5 half-moves
5 Kc1 draw
6 Kc2 draw
7 Kd2 draw
8 Kde1 draw
9 Kde2 draw
10 Kf2 draw
11 Kfe1 draw
12 Kfe2 draw
13 Kg2 draw
14 Ra8 draw
15 Rb8 draw
16 Rh1 draw
17 Rh3 draw
18 Rh4 draw
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh5 loss in 2 half-moves
23 Rh6 loss in 2 half-moves
24 Rh7 loss in 2 half-moves