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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Kd6 draw
3 Kd7 draw
4 Kd8 draw
5 Ke6 draw
6 Kf6 draw
7 Kf7 draw
8 Kf8 draw
9 Rb8 draw
10 Rc1 draw
11 Rc2 draw
12 Rc4 draw
13 Rc5 draw
14 Rc7 draw
15 Rd8 draw
16 Re8 draw
17 Rf8 draw
18 Rh8 draw
19 Ke8 loss in 4 half-moves
20 Ra8 loss in 2 half-moves
21 Rc3 loss in 2 half-moves
22 Rc6 loss in 2 half-moves