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

EGTB: win in 4 half-moves

# move score
1 Rd5 win in 3 half-moves
2 Rb1 draw
3 Rb2 draw
4 Rb3 draw
5 Rb7 draw
6 Rc5 draw
7 K3d4 loss in 2 half-moves
8 K3e4 loss in 2 half-moves
9 K3f4 loss in 2 half-moves
10 K5d4 loss in 2 half-moves
11 K5e4 loss in 2 half-moves
12 K5f4 loss in 2 half-moves
13 Kd2 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Ke2 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Kf2 loss in 2 half-moves
20 Kf3 loss in 2 half-moves
21 Kf5 loss in 2 half-moves
22 Kf6 loss in 2 half-moves
23 Ra5 loss in 2 half-moves
24 Rb4 loss in 2 half-moves
25 Rb6 loss in 2 half-moves
26 Rb8 loss in 2 half-moves