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

EGTB: win in 4 half-moves

# move score
1 Kaa1 win in 3 half-moves
2 Kaa3 win in 3 half-moves
3 Kab1 win in 3 half-moves
4 Kab3 win in 3 half-moves
5 Kba1 win in 3 half-moves
6 Kba3 win in 3 half-moves
7 Kbb1 win in 3 half-moves
8 Kbb3 win in 3 half-moves
9 Ra7 win in 3 half-moves
10 Rc7 win in 5 half-moves
11 Rb5 draw
12 Rb6 draw
13 Rb8 draw
14 Rd7 draw
15 Rh7 draw
16 Kc1 loss in 2 half-moves
17 Kc2 loss in 2 half-moves
18 Kc3 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Rf7 loss in 2 half-moves
23 Rg7 loss in 2 half-moves