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 Kg7 win in 1 half-moves
3 Kh5 win in 1 half-moves
4 Kh7 win in 1 half-moves
5 Ra2 win in 1 half-moves
6 Rc2 win in 1 half-moves
7 Re2 win in 1 half-moves
8 Rf1 win in 1 half-moves
9 Rf3 win in 1 half-moves
10 Rf5 win in 1 half-moves
11 Rf7 win in 1 half-moves
12 Rf8 win in 1 half-moves
13 Rg2 win in 1 half-moves
14 Kg5 loss in 2 half-moves
15 Kg6 loss in 2 half-moves
16 Rb2 loss in 1 half-moves
17 Rd2 loss in 1 half-moves
18 Rf4 loss in 1 half-moves
19 Rf6 loss in 1 half-moves
20 Rh2 loss in 1 half-moves