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 Kc7 draw
3 Kc8 draw
4 Ke6 draw
5 Ke7 draw
6 Ke8 draw
7 Rd8 draw
8 Rf5 draw
9 Rf6 draw
10 Rf7 draw
11 Rh8 draw
12 Kc6 loss in 12 half-moves
13 Kd8 loss in 8 half-moves
14 Kd6 loss in 6 half-moves
15 Ra8 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rf4 loss in 2 half-moves