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 Re8 draw
3 Rg1 draw
4 Rg5 draw
5 Rg6 draw
6 Rg7 draw
7 Ka7 loss in 2 half-moves
8 Ka8 loss in 2 half-moves
9 Kb7 loss in 2 half-moves
10 Kbc7 loss in 2 half-moves
11 Kbc8 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Kdc7 loss in 2 half-moves
14 Kdc8 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Ke8 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rg3 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rh8 loss in 2 half-moves