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 Kb5 win in 5 half-moves
3 Kd5 win in 7 half-moves
4 Kb4 win in 9 half-moves
5 Rb8 win in 9 half-moves
6 Kc5 win in 11 half-moves
7 Kd8 win in 11 half-moves
8 Kb3 draw
9 Kc3 draw
10 Kd3 draw
11 Kd4 draw
12 Ra1 draw
13 Ra4 draw
14 Rc8 draw
15 Kd7 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Kf7 loss in 2 half-moves
18 Kf8 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Ra7 loss in 2 half-moves