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

EGTB: win in 12 half-moves

# move score
1 Ra6 win in 11 half-moves
2 Ka4 draw
3 Ka7 draw
4 Kaa6 draw
5 Kab5 draw
6 Kb4 draw
7 Kb7 draw
8 Kba6 draw
9 Kbb5 draw
10 Kc5 draw
11 Kc6 draw
12 Kc7 draw
13 Rb8 draw
14 Rc8 draw
15 Rd8 draw
16 Rh8 draw
17 Ra7 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves