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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rc3 win in 3 half-moves
3 Rd3 win in 3 half-moves
4 Ra3 draw
5 Re3 draw
6 Rh1 draw
7 Rh4 draw
8 Rh5 draw
9 Rh6 draw
10 K7b7 loss in 2 half-moves
11 K7b8 loss in 2 half-moves
12 K7d7 loss in 2 half-moves
13 K7d8 loss in 2 half-moves
14 K8b7 loss in 2 half-moves
15 K8b8 loss in 2 half-moves
16 K8d7 loss in 2 half-moves
17 K8d8 loss in 2 half-moves
18 Kb6 loss in 2 half-moves
19 Kc6 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rg3 loss in 2 half-moves
23 Rh2 loss in 2 half-moves
24 Rh7 loss in 2 half-moves
25 Rh8 loss in 2 half-moves