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 Rh4 win in 3 half-moves
4 Rh6 win in 3 half-moves
5 Rh5 win in 5 half-moves
6 Kb5 draw
7 Kb6 draw
8 Kb7 draw
9 Kb8 draw
10 Kc4 draw
11 Kc6 draw
12 Kc7 draw
13 Kd4 draw
14 Kd5 draw
15 Ra2 draw
16 Rh1 draw
17 Rh3 draw
18 Kb4 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Kd7 loss in 2 half-moves
21 Kd8 loss in 2 half-moves
22 Rd2 loss in 2 half-moves
23 Re2 loss in 2 half-moves
24 Rf2 loss in 2 half-moves
25 Rg2 loss in 2 half-moves
26 Rh7 loss in 2 half-moves
27 Rh8 loss in 2 half-moves