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

EGTB: win in 2 half-moves

# move score
1 Ka6 win in 1 half-moves
2 Kb6 win in 1 half-moves
3 K7b7 loss in 1 half-moves
4 K7b8 loss in 1 half-moves
5 K8b7 loss in 1 half-moves
6 K8b8 loss in 1 half-moves
7 Ra3 loss in 1 half-moves
8 Rb3 loss in 1 half-moves
9 Rc1 loss in 1 half-moves
10 Rc2 loss in 1 half-moves
11 Rc4 loss in 1 half-moves
12 Rc5 loss in 1 half-moves
13 Rc6 loss in 1 half-moves
14 Rc7 loss in 1 half-moves
15 Rc8 loss in 1 half-moves
16 Rd3 loss in 1 half-moves
17 Re3 loss in 1 half-moves
18 Rf3 loss in 1 half-moves
19 Rg3 loss in 1 half-moves
20 Rh3 loss in 1 half-moves