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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Kc4 win in 1 half-moves
3 Kc7 win in 1 half-moves
4 Kd4 win in 1 half-moves
5 b5 loss in 1 half-moves
6 K5b5 loss in 1 half-moves
7 K5d5 loss in 1 half-moves
8 K5d6 loss in 1 half-moves
9 K6b5 loss in 1 half-moves
10 K6d5 loss in 1 half-moves
11 K6d6 loss in 1 half-moves
12 Kb7 loss in 1 half-moves
13 Kd7 loss in 1 half-moves
14 Na1 loss in 1 half-moves
15 Na5 loss in 1 half-moves
16 Nc1 loss in 1 half-moves
17 Nd2 loss in 1 half-moves
18 Nd4 loss in 1 half-moves