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

EGTB: win in 4 half-moves

# move score
1 Rg5 win in 3 half-moves
2 K6f7 win in 5 half-moves
3 K8f7 win in 5 half-moves
4 Kf6 win in 5 half-moves
5 Kf8 win in 5 half-moves
6 K6d7 draw
7 K6e7 draw
8 K8d7 draw
9 K8e7 draw
10 Kd5 draw
11 Kd6 draw
12 Kd8 draw
13 Ke5 draw
14 Kf5 draw
15 Ra4 draw
16 Rb4 draw
17 Rf4 draw
18 Rg3 draw
19 Rg6 draw
20 Rg7 draw
21 Rg8 draw
22 Rh4 draw
23 Rc4 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Re4 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rg2 loss in 2 half-moves