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

EGTB: win in 4 half-moves

# move score
1 Kba6 win in 3 half-moves
2 Kba8 win in 3 half-moves
3 Kc6 win in 3 half-moves
4 Kc7 win in 3 half-moves
5 Kaa6 draw
6 Kaa8 draw
7 Kab6 draw
8 Kab8 draw
9 Kbb6 draw
10 Kbb8 draw
11 Kc8 draw
12 Ra2 draw
13 Ra3 draw
14 Ra4 draw
15 Ra5 draw
16 Rb1 draw
17 Rc1 draw
18 Rd1 draw
19 Rh1 draw
20 Ra6 loss in 1 half-moves
21 Re1 loss in 1 half-moves
22 Rf1 loss in 1 half-moves
23 Rg1 loss in 1 half-moves