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 K2a3 draw
3 K4a3 draw
4 Ka1 draw
5 Ka5 draw
6 Kb1 draw
7 Ra6 draw
8 Rf8 draw
9 Rg8 draw
10 Rh8 draw
11 K2b3 loss in 2 half-moves
12 K4b3 loss in 2 half-moves
13 Kb2 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Kb5 loss in 2 half-moves
16 Ra5 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re8 loss in 2 half-moves