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

EGTB: win in 4 half-moves

# move score
1 Rc8 win in 3 half-moves
2 Ka6 draw
3 Ka7 draw
4 Ka8 draw
5 Kb6 draw
6 Kb8 draw
7 Kc2 draw
8 Kc3 draw
9 Kc4 draw
10 Kc6 draw
11 Kc7 draw
12 Kc8 draw
13 Kd2 draw
14 Kd4 draw
15 Ke2 draw
16 Ke3 draw
17 Ke4 draw
18 Ra8 draw
19 Rb8 draw
20 Re8 draw
21 Rf8 draw
22 Rd4 loss in 2 half-moves
23 Rd5 loss in 2 half-moves
24 Rd6 loss in 2 half-moves
25 Rd7 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves