Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rh4 win in 1 half-moves
2 Ka7 draw
3 Kd3 draw
4 Kd4 draw
5 Ke3 draw
6 Kf3 draw
7 Rf1 draw
8 Rf2 draw
9 Rf3 draw
10 Rg4 draw
11 Kb7 loss in 2 half-moves
12 Kb8 loss in 2 half-moves
13 Kd5 loss in 2 half-moves
14 Ke5 loss in 2 half-moves
15 Kf5 loss in 2 half-moves
16 Rf5 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rf8 loss in 2 half-moves