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

EGTB: win in 4 half-moves

# move score
1 Rd6 win in 3 half-moves
2 Kd6 draw
3 Kdd4 draw
4 Ked4 draw
5 Kee5 draw
6 Kf4 draw
7 Kf5 draw
8 Ra8 draw
9 Rd7 draw
10 Re8 draw
11 Kc4 loss in 2 half-moves
12 Kc5 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Kde5 loss in 2 half-moves
16 Ke3 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Kf3 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Rh8 loss in 2 half-moves