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

EGTB: win in 10 half-moves

# move score
1 Rb1 win in 9 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kab5 draw
5 Kab6 draw
6 Kb4 draw
7 Kb7 draw
8 Kc5 draw
9 Kc7 draw
10 Kcb5 draw
11 Kcb6 draw
12 Ra1 draw
13 Rc2 draw
14 Rc3 draw
15 Rd1 draw
16 Re1 draw
17 Rg1 draw
18 Rh1 draw
19 Kd5 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Kd7 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rf1 loss in 2 half-moves