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

EGTB: win in 4 half-moves

# move score
1 Kaa6 win in 3 half-moves
2 Kab6 win in 3 half-moves
3 Kba6 win in 3 half-moves
4 Kbb6 win in 3 half-moves
5 Kc6 win in 3 half-moves
6 Rb6 win in 3 half-moves
7 Kc5 win in 7 half-moves
8 Kc4 win in 9 half-moves
9 Kaa4 draw
10 Kab4 draw
11 Kba4 draw
12 Kbb4 draw
13 Ra7 draw
14 Rb8 draw
15 Rh7 draw
16 Rc7 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg7 loss in 2 half-moves