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

EGTB: win in 2 half-moves

# move score
1 Rh8 win in 1 half-moves
2 Rf3 draw
3 Rf4 draw
4 Rf5 draw
5 Rf6 draw
6 Ka7 loss in 2 half-moves
7 Ka8 loss in 2 half-moves
8 Kb7 loss in 2 half-moves
9 Kbc7 loss in 2 half-moves
10 Kbc8 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Kdc7 loss in 2 half-moves
13 Kdc8 loss in 2 half-moves
14 Ke7 loss in 2 half-moves
15 Ke8 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves