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

EGTB: win in 4 half-moves

# move score
1 Re7 win in 3 half-moves
2 K7c7 draw
3 K7c8 draw
4 K7e7 draw
5 K7e8 draw
6 K8c7 draw
7 K8c8 draw
8 K8e7 draw
9 K8e8 draw
10 Kc6 draw
11 Kd6 draw
12 Ke6 draw
13 Rf1 draw
14 Rf5 draw
15 Rf6 draw
16 Rf8 draw
17 Rf2 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rh7 loss in 2 half-moves