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

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Kd7 draw
3 Kd8 draw
4 Ke6 draw
5 Kee7 draw
6 Kef8 draw
7 Kf6 draw
8 Kfe7 draw
9 Kff8 draw
10 Kg6 draw
11 Kg7 draw
12 Kg8 draw
13 Rc1 draw
14 Rc5 draw
15 Rc6 draw
16 Rc7 draw
17 Ra8 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rc2 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Rc4 loss in 2 half-moves