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

EGTB: win in 4 half-moves

# move score
1 Rh4 win in 3 half-moves
2 K1e2 draw
3 K1f2 draw
4 K1g2 draw
5 K3e2 draw
6 K3f2 draw
7 K3g2 draw
8 Kf4 draw
9 Kg1 draw
10 Kg3 draw
11 Kg4 draw
12 Rd8 draw
13 Re8 draw
14 Rf8 draw
15 Rg8 draw
16 Rh1 draw
17 Rh2 draw
18 Rh3 draw
19 Ke1 loss in 2 half-moves
20 Ke3 loss in 2 half-moves
21 Ke4 loss in 2 half-moves
22 Ra8 loss in 2 half-moves
23 Rb8 loss in 2 half-moves
24 Rc8 loss in 2 half-moves
25 Rh5 loss in 2 half-moves
26 Rh6 loss in 2 half-moves
27 Rh7 loss in 2 half-moves