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

EGTB: win in 4 half-moves

# move score
1 Rh1 win in 3 half-moves
2 Ra8 draw
3 Re8 draw
4 Rf8 draw
5 Rg8 draw
6 Rh2 draw
7 Rh3 draw
8 Rh4 draw
9 Rh5 draw
10 Kb1 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kc1 loss in 2 half-moves
15 Kc5 loss in 2 half-moves
16 Kd1 loss in 2 half-moves
17 Kd2 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc8 loss in 2 half-moves
22 Rd8 loss in 2 half-moves
23 Rh6 loss in 2 half-moves
24 Rh7 loss in 2 half-moves
25 K2b3 loss in 1 half-moves
26 K2c3 loss in 1 half-moves
27 K2d3 loss in 1 half-moves
28 K4b3 loss in 1 half-moves
29 K4c3 loss in 1 half-moves
30 K4d3 loss in 1 half-moves