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

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Re8 draw
3 Rh2 draw
4 Rh4 draw
5 Rh5 draw
6 Rh6 draw
7 Ka7 loss in 2 half-moves
8 Ka8 loss in 2 half-moves
9 Kbb7 loss in 2 half-moves
10 Kbc7 loss in 2 half-moves
11 Kcb7 loss in 2 half-moves
12 Kcc7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Kd8 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Rh1 loss in 2 half-moves
18 Rh3 loss in 2 half-moves
19 Rh7 loss in 2 half-moves