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

EGTB: win in 4 half-moves

# move score
1 Rc8 win in 3 half-moves
2 Kc7 draw
3 Kd5 draw
4 Kd7 draw
5 Ke5 draw
6 Ke6 draw
7 Ke7 draw
8 Rd8 draw
9 Re8 draw
10 Rf8 draw
11 Rg1 draw
12 Rg6 draw
13 Rg7 draw
14 Rh8 draw
15 Kc5 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rg2 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rg5 loss in 2 half-moves