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

EGTB: win in 4 half-moves

# move score
1 Kh3 win in 3 half-moves
2 Rh6 draw
3 Rh7 draw
4 Rh8 draw
5 Kd2 loss in 2 half-moves
6 Kd3 loss in 2 half-moves
7 Kd4 loss in 2 half-moves
8 Ke2 loss in 2 half-moves
9 Ke4 loss in 2 half-moves
10 Kef2 loss in 2 half-moves
11 Kef3 loss in 2 half-moves
12 Kf1 loss in 2 half-moves
13 Kf4 loss in 2 half-moves
14 Kg1 loss in 2 half-moves
15 Kg3 loss in 2 half-moves
16 Kgf2 loss in 2 half-moves
17 Kgf3 loss in 2 half-moves
18 Kh1 loss in 2 half-moves
19 Rh1 loss in 2 half-moves
20 Rh3 loss in 2 half-moves
21 Rh4 loss in 2 half-moves
22 Rh5 loss in 2 half-moves