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

EGTB: win in 16 half-moves

# move score
1 K6b5 win in 15 half-moves
2 K4b5 win in 21 half-moves
3 b5 loss in 4 half-moves
4 K4c5 loss in 4 half-moves
5 K6c5 loss in 4 half-moves
6 Kb4 loss in 4 half-moves
7 Kc7 loss in 4 half-moves
8 Na5 loss in 4 half-moves
9 K4d5 loss in 2 half-moves
10 K6d5 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Nc5 loss in 2 half-moves
18 Nd6 loss in 2 half-moves
19 Nd8 loss in 2 half-moves