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

EGTB: win in 54 half-moves

# move score
1 K8b7 win in 53 half-moves
2 K7b7 win in 55 half-moves
3 K8b8 win in 55 half-moves
4 Ka6 win in 55 half-moves
5 Rc1 win in 55 half-moves
6 K7b8 win in 57 half-moves
7 Rc2 win in 57 half-moves
8 Rc3 win in 57 half-moves
9 Rc4 win in 57 half-moves
10 Rb8 draw
11 Rg8 draw
12 Rh8 draw
13 Kb6 loss in 4 half-moves
14 Rc5 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves