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

EGTB: win in 4 half-moves

# move score
1 Kf6 win in 3 half-moves
2 Rg7 draw
3 Kc4 loss in 2 half-moves
4 Kc5 loss in 2 half-moves
5 Kc6 loss in 2 half-moves
6 Kdd4 loss in 2 half-moves
7 Kdd6 loss in 2 half-moves
8 Kde4 loss in 2 half-moves
9 Kde6 loss in 2 half-moves
10 Ked4 loss in 2 half-moves
11 Ked6 loss in 2 half-moves
12 Kee4 loss in 2 half-moves
13 Kee6 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Kf5 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Rf7 loss in 2 half-moves
23 Rh7 loss in 2 half-moves