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 Kg5 win in 1 half-moves
3 Kg6 win in 1 half-moves
4 Kg7 win in 1 half-moves
5 Kh5 win in 1 half-moves
6 Kh7 win in 1 half-moves
7 Rc1 win in 1 half-moves
8 Rc3 win in 1 half-moves
9 Rc5 win in 1 half-moves
10 Rc6 win in 1 half-moves
11 Rc7 win in 1 half-moves
12 Rc8 win in 1 half-moves
13 Rd2 win in 1 half-moves
14 Re2 win in 1 half-moves
15 Rf2 win in 1 half-moves
16 Rg2 win in 1 half-moves
17 Rh2 win in 1 half-moves
18 Ra2 loss in 1 half-moves
19 Rb2 loss in 1 half-moves
20 Rc4 loss in 1 half-moves