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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Rd3 win in 3 half-moves
3 Kb6 win in 5 half-moves
4 Kc5 win in 5 half-moves
5 Kd5 win in 5 half-moves
6 Rb3 win in 5 half-moves
7 Kd3 win in 7 half-moves
8 Kb7 draw
9 Kc7 draw
10 Kd6 draw
11 Kd7 draw
12 Ra6 draw
13 Ra8 draw
14 Rc3 draw
15 Kd2 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Ke2 loss in 2 half-moves
18 Ke4 loss in 2 half-moves
19 Kf2 loss in 2 half-moves
20 Kf3 loss in 2 half-moves
21 Kf4 loss in 2 half-moves
22 Ra1 loss in 2 half-moves
23 Ra2 loss in 2 half-moves
24 Ra4 loss in 2 half-moves
25 Ra5 loss in 2 half-moves
26 Ra7 loss in 2 half-moves