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

EGTB: win in 2 half-moves

# move score
1 Rf8 win in 1 half-moves
2 Kc6 draw
3 Kc7 draw
4 Kc8 draw
5 Kd6 draw
6 Rb6 draw
7 Rd8 draw
8 Kd8 loss in 4 half-moves
9 Rb4 loss in 4 half-moves
10 Rb5 loss in 4 half-moves
11 Rb7 loss in 4 half-moves
12 Ke6 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Ke8 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves
20 Rb1 loss in 1 half-moves
21 Rb2 loss in 1 half-moves
22 Rb3 loss in 1 half-moves