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 Kg3 draw
3 Kg4 draw
4 Kg5 draw
5 Kg7 draw
6 Kg8 draw
7 Kh3 draw
8 Kh5 draw
9 Kh7 draw
10 Rd1 draw
11 Re2 draw
12 Re6 draw
13 Re7 draw
14 Re8 draw
15 Rf1 draw
16 Rh1 draw
17 Ra1 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rc1 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Re5 loss in 2 half-moves