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

EGTB: win in 2 half-moves

# move score
1 Rf8 win in 1 half-moves
2 Ra8 draw
3 Rb8 draw
4 Rc8 draw
5 Rd8 draw
6 Rg2 draw
7 Rg3 draw
8 Rg4 draw
9 Rg5 draw
10 Rh8 draw
11 K2b1 loss in 2 half-moves
12 Ka3 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 K1b1 loss in 1 half-moves
15 K1b2 loss in 1 half-moves
16 K2b2 loss in 1 half-moves
17 Re8 loss in 1 half-moves
18 Rg1 loss in 1 half-moves
19 Rg6 loss in 1 half-moves
20 Rg7 loss in 1 half-moves