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

EGTB: win in 6 half-moves

# move score
1 Ra6 win in 5 half-moves
2 Kaa4 draw
3 Kaa6 draw
4 Kba4 draw
5 Kba6 draw
6 Kbb6 draw
7 Kc5 draw
8 Kc6 draw
9 Ra7 draw
10 Rb8 draw
11 Rg8 draw
12 Kab4 loss in 2 half-moves
13 Kab6 loss in 2 half-moves
14 Kbb4 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves