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

EGTB: win in 4 half-moves

# move score
1 Re5 win in 3 half-moves
2 Rh1 draw
3 Rh2 draw
4 Rh7 draw
5 Kb4 loss in 2 half-moves
6 Kb5 loss in 2 half-moves
7 Kb6 loss in 2 half-moves
8 Kcc4 loss in 2 half-moves
9 Kcc6 loss in 2 half-moves
10 Kcd4 loss in 2 half-moves
11 Kcd6 loss in 2 half-moves
12 Kdc4 loss in 2 half-moves
13 Kdc6 loss in 2 half-moves
14 Kdd4 loss in 2 half-moves
15 Kdd6 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rh3 loss in 2 half-moves
22 Rh4 loss in 2 half-moves
23 Rh6 loss in 2 half-moves
24 Rh8 loss in 2 half-moves