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

EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Kc1 draw
3 Kc2 draw
4 Kc3 draw
5 Kd1 draw
6 Ke1 draw
7 Ke2 draw
8 Kg1 draw
9 Kg2 draw
10 Kh2 draw
11 Ra4 draw
12 Rg2 draw
13 Rg3 draw
14 Rg8 draw
15 Rh4 draw
16 Kd3 loss in 2 half-moves
17 Ke3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rf4 loss in 2 half-moves
23 Rg5 loss in 2 half-moves
24 Rg6 loss in 2 half-moves
25 Rg7 loss in 2 half-moves