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 Rg6 win in 3 half-moves
3 Rg8 win in 3 half-moves
4 K6a7 draw
5 K6b7 draw
6 K6c7 draw
7 K8a7 draw
8 K8b7 draw
9 K8c7 draw
10 Ka5 draw
11 Ka6 draw
12 Ka8 draw
13 Kc6 draw
14 Kc8 draw
15 Ra4 draw
16 Re4 draw
17 Rf4 draw
18 Rg7 draw
19 Rh4 draw
20 Kb5 loss in 2 half-moves
21 Kc5 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rc4 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rg3 loss in 2 half-moves