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

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Kb4 draw
3 Kb5 draw
4 Kb7 draw
5 Kb8 draw
6 Kc3 draw
7 Kc5 draw
8 Kc7 draw
9 Kd3 draw
10 Kd4 draw
11 Kd5 draw
12 Kd7 draw
13 Kd8 draw
14 Re8 draw
15 Rf1 draw
16 Rf2 draw
17 Rf6 draw
18 Rf7 draw
19 Kb3 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rf5 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves