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 Kc5 draw
3 Kf7 draw
4 Kf8 draw
5 Kg7 draw
6 Kh7 draw
7 Kh8 draw
8 Rc5 draw
9 Rc7 draw
10 Re6 draw
11 Kb3 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kc3 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rd6 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rg6 loss in 2 half-moves
23 Rh6 loss in 2 half-moves