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

EGTB: win in 4 half-moves

# move score
1 Rd7 win in 3 half-moves
2 Kb3 draw
3 Kb4 draw
4 Kb5 draw
5 Kb6 draw
6 Kb7 draw
7 Kb8 draw
8 Kc3 draw
9 Kc5 draw
10 Kc6 draw
11 Kc8 draw
12 Kd3 draw
13 Kd4 draw
14 Kd5 draw
15 Kd6 draw
16 Kd7 draw
17 Kd8 draw
18 Re7 draw
19 Rf1 draw
20 Rf5 draw
21 Rf6 draw
22 Rf8 draw
23 Rf2 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh7 loss in 2 half-moves