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

EGTB: win in 2 half-moves

# move score
1 Rf3 win in 1 half-moves
2 Kd5 draw
3 Rf4 draw
4 Rf5 draw
5 Rf6 draw
6 Rf7 loss in 18 half-moves
7 Kc6 loss in 14 half-moves
8 Kd6 loss in 10 half-moves
9 Rg8 loss in 6 half-moves
10 Kb5 loss in 4 half-moves
11 Kb6 loss in 4 half-moves
12 Rc8 loss in 4 half-moves
13 Kb4 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rf2 loss in 2 half-moves
22 Rh8 loss in 1 half-moves