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 Rc8 win in 1 half-moves
3 Rd8 win in 1 half-moves
4 Kg6 draw
5 Kh5 draw
6 Kh7 draw
7 Ra8 draw
8 Re8 draw
9 Rf8 draw
10 Rg8 draw
11 Kg5 loss in 2 half-moves
12 Kg7 loss in 2 half-moves
13 Ka2 loss in 1 half-moves
14 Ka3 loss in 1 half-moves
15 Ka4 loss in 1 half-moves
16 Kb2 loss in 1 half-moves
17 Kb4 loss in 1 half-moves
18 Kc2 loss in 1 half-moves
19 Kc3 loss in 1 half-moves
20 Kc4 loss in 1 half-moves
21 Rh7 loss in 1 half-moves