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 Kde7 draw
4 Kde8 draw
5 Kf7 draw
6 Kfe7 draw
7 Kfe8 draw
8 Kg7 draw
9 Kg8 draw
10 Ra6 draw
11 Rb1 draw
12 Rb7 draw
13 Rb8 draw
14 Re6 draw
15 Rf6 draw
16 Rh6 draw
17 Kc7 loss in 2 half-moves
18 Kc8 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Kd8 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rb5 loss in 2 half-moves
25 Rc6 loss in 2 half-moves
26 Rd6 loss in 2 half-moves
27 Ke6 loss in 1 half-moves