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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kh2 draw
5 Rd8 draw
6 Re8 draw
7 Rf8 draw
8 Rg1 draw
9 Rg5 draw
10 Rh8 draw
11 Rg6 loss in 12 half-moves
12 Rb8 loss in 8 half-moves
13 Rg3 loss in 8 half-moves
14 Ra8 loss in 2 half-moves
15 Rg2 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rc8 loss in 1 half-moves