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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc6 draw
5 Kd6 draw
6 Kd7 draw
7 Rb8 draw
8 Rc8 draw
9 Rf5 draw
10 Rf6 draw
11 Kc8 loss in 4 half-moves
12 Kd8 loss in 4 half-moves
13 Rf3 loss in 4 half-moves
14 Rf4 loss in 4 half-moves
15 Rf7 loss in 4 half-moves
16 Kb6 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves