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 Ka6 draw
3 Ka8 draw
4 Kh7 draw
5 Rb3 draw
6 Rb6 draw
7 Rb7 draw
8 Rc8 draw
9 Rd8 draw
10 Ra8 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Kb6 loss in 1 half-moves
18 Kb7 loss in 1 half-moves
19 Kg7 loss in 1 half-moves
20 Kg8 loss in 1 half-moves