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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 K6g6 draw
3 K6g7 draw
4 K7g6 draw
5 K7g7 draw
6 Kg5 draw
7 Kh5 draw
8 Kh8 draw
9 Re8 draw
10 Rf8 draw
11 Rg1 draw
12 Rg2 draw
13 Rg3 draw
14 Rg4 draw
15 Rh8 draw
16 Rb8 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rg7 loss in 2 half-moves