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

EGTB: win in 2 half-moves

# move score
1 Rg1 win in 1 half-moves
2 Kg2 draw
3 Kh2 draw
4 Kh4 draw
5 Rf8 draw
6 Rg6 draw
7 Rg7 draw
8 Kg3 loss in 4 half-moves
9 Kg4 loss in 4 half-moves
10 Rc8 loss in 4 half-moves
11 Rh8 loss in 4 half-moves
12 Ra8 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rg5 loss in 2 half-moves