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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kc6 draw
3 Kc7 draw
4 Kc8 draw
5 Kd6 draw
6 Kd8 draw
7 Ke6 draw
8 Ke7 draw
9 Ke8 draw
10 Ra8 draw
11 Rc8 draw
12 Rd8 draw
13 Re8 draw
14 Rg8 draw
15 Rh1 draw
16 Rh2 draw
17 Rh4 draw
18 Rh5 draw
19 Rh6 draw
20 Rh7 draw
21 Rf8 loss in 2 half-moves
22 Rh3 loss in 2 half-moves