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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rc8 win in 3 half-moves
3 Rd8 win in 3 half-moves
4 Ra8 draw
5 Rh1 draw
6 Rh2 draw
7 Rh3 draw
8 Rh5 draw
9 Kb1 loss in 2 half-moves
10 Kb2 loss in 2 half-moves
11 Kcc2 loss in 2 half-moves
12 Kcd2 loss in 2 half-moves
13 Kdc2 loss in 2 half-moves
14 Kdd2 loss in 2 half-moves
15 Ke1 loss in 2 half-moves
16 Ke2 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh4 loss in 2 half-moves
21 Rh6 loss in 2 half-moves
22 Rh7 loss in 2 half-moves