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

EGTB: win in 4 half-moves

# move score
1 K7e7 win in 3 half-moves
2 K8e7 win in 3 half-moves
3 K8e8 win in 3 half-moves
4 K7c7 draw
5 K7c8 draw
6 K7e8 draw
7 K8c7 draw
8 K8c8 draw
9 Rf1 draw
10 Rf6 draw
11 Rf7 draw
12 Rg8 draw
13 Rh8 draw
14 Kc6 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Ke6 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rf5 loss in 2 half-moves