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

EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Rh1 win in 3 half-moves
3 Kg5 draw
4 Kg6 draw
5 Kg7 draw
6 Kh5 draw
7 Kh7 draw
8 Rb1 draw
9 Re2 draw
10 Re3 draw
11 Rf1 draw
12 Ra1 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Rd1 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Re8 loss in 2 half-moves