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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kc7 win in 3 half-moves
3 Kd7 win in 3 half-moves
4 Ke6 win in 3 half-moves
5 Kf6 win in 3 half-moves
6 Rf7 win in 7 half-moves
7 Rf6 win in 11 half-moves
8 Rf8 win in 11 half-moves
9 Kb8 draw
10 Kd6 draw
11 Kd8 draw
12 Ke4 draw
13 Kf4 draw
14 Rf1 draw
15 Rg5 draw
16 Rh5 draw
17 Kd4 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rf4 loss in 2 half-moves