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

EGTB: win in 2 half-moves

# move score
1 a3 win in 1 half-moves
2 Ke4 loss in 2 half-moves
3 Ke5 loss in 2 half-moves
4 Kf3 loss in 2 half-moves
5 Kf5 loss in 2 half-moves
6 Kg3 loss in 2 half-moves
7 Kg5 loss in 2 half-moves
8 Rg2 loss in 2 half-moves
9 Rg3 loss in 2 half-moves
10 Rg5 loss in 2 half-moves
11 Rg6 loss in 2 half-moves
12 Rg7 loss in 2 half-moves
13 Rg8 loss in 2 half-moves
14 Rh4 loss in 2 half-moves
15 Ke3 loss in 1 half-moves
16 Rg1 loss in 1 half-moves