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 Ka3 draw
3 Ka5 draw
4 Kb6 draw
5 Kb7 draw
6 Kc7 draw
7 Kd6 draw
8 Kd7 draw
9 Ra5 draw
10 Ra6 draw
11 Rb8 draw
12 Rc8 draw
13 Rg8 draw
14 Kab5 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Kb4 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Kcb5 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rf8 loss in 2 half-moves
23 Rh8 loss in 2 half-moves