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 Ke8 draw
7 Kf6 draw
8 Kf7 draw
9 Kf8 draw
10 Rc3 draw
11 Rc4 draw
12 Rc5 draw
13 Rc6 draw
14 Rc7 draw
15 Rd8 draw
16 Re8 draw
17 Rf8 draw
18 Rh8 draw
19 Ra8 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc1 loss in 2 half-moves
22 Rc2 loss in 2 half-moves