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

EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Kg1 draw
3 Kg5 draw
4 Kg6 draw
5 Kh2 draw
6 Kh4 draw
7 Kh6 draw
8 Rd1 draw
9 Rd2 draw
10 Rd3 draw
11 Rd4 draw
12 Re8 draw
13 Rf8 draw
14 Rh8 draw
15 Kg2 loss in 2 half-moves
16 Kg4 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd5 loss in 2 half-moves
21 Rd6 loss in 2 half-moves
22 Rd7 loss in 2 half-moves