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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Kcb5 win in 7 half-moves
3 Kcb6 win in 7 half-moves
4 Kd6 win in 7 half-moves
5 Rc8 win in 7 half-moves
6 Kd5 win in 9 half-moves
7 Ka5 draw
8 Ka7 draw
9 Kb7 draw
10 Kc6 draw
11 Kab5 loss in 2 half-moves
12 Kab6 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves