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

EGTB: loss in 3 half-moves

# move score
1 Kba6 loss in 2 half-moves
2 Kbb4 loss in 2 half-moves
3 Kbb6 loss in 2 half-moves
4 Kc4 loss in 2 half-moves
5 Kc5 loss in 2 half-moves
6 Kc6 loss in 2 half-moves
7 Kaa4 loss in 1 half-moves
8 Kaa6 loss in 1 half-moves
9 Kab4 loss in 1 half-moves
10 Kab6 loss in 1 half-moves
11 Kba4 loss in 1 half-moves