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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kb4 draw
5 Kb5 draw
6 Kb6 draw
7 Ke7 draw
8 Ra1 draw
9 Rc1 draw
10 Rd1 draw
11 Re1 draw
12 Rf1 draw
13 Rh2 draw
14 Rh3 draw
15 Rh4 draw
16 Rh6 draw
17 Rh7 draw
18 Rh8 draw
19 Kd7 loss in 2 half-moves
20 Kd8 loss in 2 half-moves
21 Kf7 loss in 2 half-moves
22 Kf8 loss in 2 half-moves
23 Rg1 loss in 1 half-moves
24 Rh5 loss in 1 half-moves