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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Kb6 draw
3 Kb8 draw
4 Ra5 draw
5 Ra6 draw
6 Ra7 draw
7 Rc8 loss in 8 half-moves
8 Ka7 loss in 6 half-moves
9 Kc7 loss in 6 half-moves
10 Rb8 loss in 6 half-moves
11 Rh8 loss in 6 half-moves
12 Ka6 loss in 4 half-moves
13 Kc6 loss in 4 half-moves
14 Kc8 loss in 4 half-moves
15 Ra2 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves