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

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kc6 draw
6 Kc8 draw
7 Kd6 draw
8 Kd8 draw
9 Kf8 draw
10 Kg7 draw
11 Kh7 draw
12 Kh8 draw
13 Ra4 draw
14 Rb4 draw
15 Rc4 draw
16 Rd5 draw
17 Rd6 draw
18 Rd7 draw
19 Re4 draw
20 Kd7 loss in 2 half-moves
21 Kf7 loss in 2 half-moves
22 Rd1 loss in 2 half-moves
23 Rd2 loss in 2 half-moves
24 Rd3 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rg4 loss in 2 half-moves
27 Rh4 loss in 2 half-moves