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

EGTB: win in 12 half-moves

# move score
1 Rd8 win in 11 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc2 draw
5 Kc3 draw
6 Kc4 draw
7 Kc7 draw
8 Kd2 draw
9 Kd4 draw
10 Kd7 draw
11 Kd8 draw
12 Ke2 draw
13 Ke3 draw
14 Re8 draw
15 Rf1 draw
16 Rf2 draw
17 Rf3 draw
18 Rf7 draw
19 Ke4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rf5 loss in 2 half-moves
22 Rf6 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves