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

EGTB: win in 4 half-moves

# move score
1 Kaa8 win in 3 half-moves
2 Kab6 win in 3 half-moves
3 Kab8 win in 3 half-moves
4 Kba6 win in 3 half-moves
5 Kba8 win in 3 half-moves
6 Kbb6 win in 3 half-moves
7 Ra1 win in 3 half-moves
8 Rc1 win in 5 half-moves
9 Kaa6 draw
10 Kbb8 draw
11 Rb2 draw
12 Rb3 draw
13 Rb4 draw
14 Rd1 draw
15 Rh1 draw
16 Kc6 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Kc8 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rg1 loss in 2 half-moves