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

EGTB: win in 8 half-moves

# move score
1 Rc8 win in 7 half-moves
2 Ka7 draw
3 Kb4 draw
4 Kb5 draw
5 Kb6 draw
6 Kb7 draw
7 Kb8 draw
8 Kc6 draw
9 Ra7 draw
10 Rb7 draw
11 Rh7 draw
12 Kc4 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg7 loss in 2 half-moves