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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Kb3 draw
3 Kb4 draw
4 Kb5 draw
5 Rb8 draw
6 Ka3 loss in 2 half-moves
7 Ka5 loss in 2 half-moves
8 Kg1 loss in 2 half-moves
9 Kg2 loss in 2 half-moves
10 Kg3 loss in 2 half-moves
11 Kh1 loss in 2 half-moves
12 Kh3 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves