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 Kab6 win in 3 half-moves
3 Kaa6 win in 5 half-moves
4 Kbb6 win in 5 half-moves
5 Kaa4 draw
6 Kba4 draw
7 Kba6 draw
8 Kbb4 draw
9 Ra8 draw
10 Rb7 draw
11 Rc7 draw
12 Rd7 draw
13 Rh7 draw
14 Kc4 loss in 2 half-moves
15 Kc5 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Ra6 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