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 Kb1 draw
3 Kb2 draw
4 Kc2 draw
5 Kd1 draw
6 Kd2 draw
7 Kd8 draw
8 Rf1 draw
9 Rf2 draw
10 Rf3 draw
11 Rf4 draw
12 Rf5 draw
13 Rf6 draw
14 Rh8 draw
15 Kd7 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Kf7 loss in 2 half-moves
18 Rf7 loss in 2 half-moves