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

EGTB: win in 4 half-moves

# move score
1 Rg6 win in 3 half-moves
2 Kc6 draw
3 Kc7 draw
4 Kc8 draw
5 Kd6 draw
6 Kdd8 draw
7 Kde7 draw
8 Ke6 draw
9 Ked8 draw
10 Kee7 draw
11 Kf7 draw
12 Kf8 draw
13 Ra4 draw
14 Rg3 draw
15 Rg5 draw
16 Rg7 draw
17 Rg8 draw
18 Rh4 draw
19 Rb4 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rg2 loss in 2 half-moves