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

EGTB: win in 4 half-moves

# move score
1 Rh8 win in 3 half-moves
2 K6b6 draw
3 K6b7 draw
4 K6d7 draw
5 K7b6 draw
6 K7b7 draw
7 K7d7 draw
8 Kb8 draw
9 Kc8 draw
10 Kd8 draw
11 Ra1 draw
12 Rh2 draw
13 Rh6 draw
14 Rh7 draw
15 K6d6 loss in 2 half-moves
16 K7d6 loss in 2 half-moves
17 Kb5 loss in 2 half-moves
18 Kc5 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rc1 loss in 2 half-moves
22 Rd1 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rh3 loss in 2 half-moves
27 Rh4 loss in 2 half-moves
28 Rh5 loss in 2 half-moves