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 Ke1 draw
3 Ke2 draw
4 Kf2 draw
5 Kg1 draw
6 Kg2 draw
7 Rc8 draw
8 Rd8 draw
9 Re8 draw
10 Rf8 draw
11 Rg1 draw
12 Rg2 draw
13 Rg3 draw
14 Rh8 draw
15 Ra8 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves