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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Ra3 draw
3 Rc3 draw
4 Rd3 draw
5 Rh4 draw
6 Rh5 draw
7 Rh6 draw
8 Rh8 draw
9 Kb4 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Kcc4 loss in 2 half-moves
13 Kcc6 loss in 2 half-moves
14 Kcd4 loss in 2 half-moves
15 Kcd6 loss in 2 half-moves
16 Kdc4 loss in 2 half-moves
17 Kdc6 loss in 2 half-moves
18 Kdd4 loss in 2 half-moves
19 Kdd6 loss in 2 half-moves
20 Ke4 loss in 2 half-moves
21 Ke5 loss in 2 half-moves
22 Ke6 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rg3 loss in 2 half-moves
26 Rh1 loss in 2 half-moves
27 Rh2 loss in 2 half-moves
28 Rh7 loss in 2 half-moves