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 Kf7 draw
3 Kf8 draw
4 Kg2 draw
5 Kg3 draw
6 Kg7 draw
7 Kh2 draw
8 Kh4 draw
9 Kh7 draw
10 Kh8 draw
11 Rd1 draw
12 Re2 draw
13 Re3 draw
14 Re4 draw
15 Re5 draw
16 Rf1 draw
17 Rh1 draw
18 Kg4 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rc1 loss in 2 half-moves
22 Re6 loss in 2 half-moves
23 Re7 loss in 2 half-moves
24 Re8 loss in 2 half-moves