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 Kd8 draw
4 Ra8 draw
5 Rb8 draw
6 Rc1 draw
7 Rc6 draw
8 Rd8 draw
9 Re8 draw
10 Rc7 loss in 8 half-moves
11 Kf8 loss in 6 half-moves
12 Rc2 loss in 6 half-moves
13 Ke8 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 Kf7 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves