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 Kba6 win in 3 half-moves
3 Kc6 win in 3 half-moves
4 Ra6 win in 3 half-moves
5 Kaa4 win in 9 half-moves
6 Kba4 win in 9 half-moves
7 Kbb6 draw
8 Kc5 draw
9 Ra8 draw
10 Rb7 draw
11 Rh7 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 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