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