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 Kg4 draw
5 Kg5 draw
6 Kg7 draw
7 Kh3 draw
8 Kh5 draw
9 Kh7 draw
10 Kh8 draw
11 Rd2 draw
12 Rd6 draw
13 Rd7 draw
14 Rd8 draw
15 Re1 draw
16 Rf1 draw
17 Rh1 draw
18 Kg3 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 Rd3 loss in 2 half-moves
23 Rd4 loss in 2 half-moves
24 Rd5 loss in 2 half-moves