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 Kbb6 draw
5 Kc5 draw
6 Ra6 draw
7 Ra8 draw
8 Rb7 draw
9 Rd7 draw
10 Re7 draw
11 Rf7 draw
12 Rg7 draw
13 Rh7 draw
14 Kaa4 loss in 2 half-moves
15 Kab4 loss in 2 half-moves
16 Kab6 loss in 2 half-moves
17 Kba4 loss in 2 half-moves
18 Kbb4 loss in 2 half-moves
19 Kc4 loss in 2 half-moves
20 Rc7 loss in 2 half-moves