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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Kc6 draw
3 Kc7 draw
4 Kc8 draw
5 Ra1 draw
6 Rc1 draw
7 Rd1 draw
8 Re1 draw
9 Rh5 draw
10 Rh7 draw
11 Rh8 draw
12 Ka2 loss in 2 half-moves
13 Ka4 loss in 2 half-moves
14 Ka6 loss in 2 half-moves
15 Ka7 loss in 2 half-moves
16 Ka8 loss in 2 half-moves
17 Kb2 loss in 2 half-moves
18 Kb3 loss in 2 half-moves
19 Kb4 loss in 2 half-moves
20 Kb6 loss in 2 half-moves
21 Kb8 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh2 loss in 2 half-moves
25 Rh3 loss in 2 half-moves
26 Rh4 loss in 2 half-moves
27 Rh6 loss in 2 half-moves