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

EGTB: win in 10 half-moves

# move score
1 b4 win in 9 half-moves
2 Kb4 win in 13 half-moves
3 Ka8 win in 15 half-moves
4 Ka7 win in 17 half-moves
5 Kb8 win in 19 half-moves
6 Kcc6 win in 19 half-moves
7 Na6 win in 19 half-moves
8 Na8 win in 19 half-moves
9 Kc4 loss in 4 half-moves
10 Kc8 loss in 4 half-moves
11 Kd4 loss in 4 half-moves
12 Kd5 loss in 4 half-moves
13 Kd6 loss in 4 half-moves
14 Ka6 loss in 3 half-moves
15 Kbb6 loss in 3 half-moves
16 Kbc6 loss in 3 half-moves
17 Kcb6 loss in 3 half-moves
18 Nd5 loss in 2 half-moves
19 Ne6 loss in 2 half-moves
20 Ne8 loss in 2 half-moves