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

EGTB: win in 4 half-moves

# move score
1 Rh5 win in 3 half-moves
2 Rh7 win in 3 half-moves
3 Kb5 draw
4 Kb6 draw
5 Kb7 draw
6 Kcc5 draw
7 Kcc7 draw
8 Kcd7 draw
9 Kdc5 draw
10 Kdc7 draw
11 Kdd7 draw
12 Ke6 draw
13 Ke7 draw
14 Ra1 draw
15 Rh6 draw
16 Rh8 draw
17 Kcd5 loss in 2 half-moves
18 Kdd5 loss in 2 half-moves
19 Ke5 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rc1 loss in 2 half-moves
22 Rd1 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rh2 loss in 2 half-moves
27 Rh3 loss in 2 half-moves
28 Rh4 loss in 2 half-moves