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

EGTB: win in 6 half-moves

# move score
1 Rg1 win in 5 half-moves
2 Ka2 draw
3 Kb2 draw
4 Kc3 draw
5 Kc4 draw
6 Kc5 draw
7 Kd5 draw
8 Ke3 draw
9 Ke4 draw
10 Ke5 draw
11 Rc6 draw
12 Rd6 draw
13 Re6 draw
14 Rf6 draw
15 Rg2 draw
16 Rg3 draw
17 Rg4 draw
18 Rg5 draw
19 Rh6 draw
20 Kb1 loss in 2 half-moves
21 Kd3 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rg7 loss in 2 half-moves
25 Rg8 loss in 2 half-moves