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 draw
3 Rc1 draw
4 Rc3 draw
5 Rc5 draw
6 Rc6 draw
7 Rc7 draw
8 Rd4 draw
9 Rg4 draw
10 Rh4 draw
11 Kg5 loss in 2 half-moves
12 Kg6 loss in 2 half-moves
13 Kh5 loss in 2 half-moves
14 Kh7 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf4 loss in 2 half-moves