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

EGTB: win in 4 half-moves

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