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 Kg8 win in 1 half-moves
3 Kh6 win in 1 half-moves
4 Kh8 win in 1 half-moves
5 Rb2 win in 1 half-moves
6 Rc2 win in 1 half-moves
7 Rd2 win in 1 half-moves
8 Re1 win in 1 half-moves
9 Re3 win in 1 half-moves
10 Re5 win in 1 half-moves
11 Re7 win in 1 half-moves
12 Rg2 win in 1 half-moves
13 Rh2 win in 1 half-moves
14 Kg6 loss in 1 half-moves
15 Kg7 loss in 1 half-moves
16 Ra2 loss in 1 half-moves
17 Re4 loss in 1 half-moves
18 Re6 loss in 1 half-moves
19 Re8 loss in 1 half-moves
20 Rf2 loss in 1 half-moves