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 Kb4 draw
3 Kb5 draw
4 Kb6 draw
5 Kc1 draw
6 Kc2 draw
7 Kc3 draw
8 Kc4 draw
9 Kd1 draw
10 Kd3 draw
11 Kd4 draw
12 Kd5 draw
13 Kd6 draw
14 Ke1 draw
15 Ke2 draw
16 Ke3 draw
17 Ra8 draw
18 Rb8 draw
19 Rc8 draw
20 Re8 draw
21 Rf1 draw
22 Rf2 draw
23 Rf3 draw
24 Rf7 draw
25 Kc6 loss in 2 half-moves
26 Rf4 loss in 2 half-moves
27 Rf5 loss in 2 half-moves
28 Rf6 loss in 2 half-moves
29 Rg8 loss in 2 half-moves
30 Rh8 loss in 2 half-moves