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

EGTB: win in 4 half-moves

# move score
1 Rh6 win in 3 half-moves
2 Rh8 win in 3 half-moves
3 Rd4 draw
4 Re4 draw
5 Rf4 draw
6 Rg4 draw
7 Rh1 draw
8 Rh5 draw
9 Rh7 draw
10 Ka5 loss in 2 half-moves
11 Ka6 loss in 2 half-moves
12 Ka8 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Kc8 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rh2 loss in 2 half-moves
21 Rh3 loss in 2 half-moves
22 K6a7 loss in 1 half-moves
23 K6b7 loss in 1 half-moves
24 K6c7 loss in 1 half-moves
25 K8a7 loss in 1 half-moves
26 K8b7 loss in 1 half-moves
27 K8c7 loss in 1 half-moves