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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Rc2 win in 3 half-moves
3 Kg8 win in 11 half-moves
4 Kb7 draw
5 Kb8 draw
6 Kc7 draw
7 Kd7 draw
8 Kd8 draw
9 Ke7 draw
10 Ke8 draw
11 Kf7 draw
12 Kg7 draw
13 Ra2 draw
14 Rg2 draw
15 Rh1 draw
16 Rh6 draw
17 Rh7 draw
18 Rh8 draw
19 Rd2 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Rf2 loss in 2 half-moves
22 Rh3 loss in 2 half-moves
23 Rh4 loss in 2 half-moves
24 Rh5 loss in 2 half-moves