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 Kd7 draw
3 Kf7 draw
4 Kf8 draw
5 Rb4 draw
6 Rb5 draw
7 Rb6 draw
8 Re8 draw
9 Rf8 draw
10 Rh8 draw
11 Kd8 loss in 4 half-moves
12 Ke8 loss in 4 half-moves
13 Rb7 loss in 4 half-moves
14 Kd6 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Kf6 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rc8 loss in 2 half-moves
22 Rd8 loss in 2 half-moves