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

EGTB: win in 4 half-moves

# move score
1 K6b7 win in 3 half-moves
2 K8b7 win in 3 half-moves
3 Kb8 win in 3 half-moves
4 Rh5 win in 3 half-moves
5 K6c7 draw
6 K6d7 draw
7 K8c7 draw
8 K8d7 draw
9 Kb5 draw
10 Kb6 draw
11 Kd6 draw
12 Kd8 draw
13 Ra4 draw
14 Rf4 draw
15 Rg4 draw
16 Rh6 draw
17 Rh7 draw
18 Rh8 draw
19 Kc5 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rd4 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Rh1 loss in 2 half-moves
26 Rh2 loss in 2 half-moves
27 Rh3 loss in 2 half-moves