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 Ra6 draw
3 Rb6 draw
4 Rd1 draw
5 Rd2 draw
6 Rd3 draw
7 Rd4 draw
8 Rd7 draw
9 Kd5 loss in 2 half-moves
10 Kd8 loss in 2 half-moves
11 Ke5 loss in 2 half-moves
12 Kf5 loss in 2 half-moves
13 Kf6 loss in 2 half-moves
14 Kf8 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 K6d7 loss in 1 half-moves
18 K6e7 loss in 1 half-moves
19 K6f7 loss in 1 half-moves
20 K8d7 loss in 1 half-moves
21 K8e7 loss in 1 half-moves
22 K8f7 loss in 1 half-moves