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 Rg7 win in 3 half-moves
3 Ra3 draw
4 Rc3 draw
5 Rd3 draw
6 Re3 draw
7 Rg4 draw
8 Rg5 draw
9 Rg8 draw
10 Kc7 loss in 2 half-moves
11 Kc8 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Ke4 loss in 2 half-moves
14 Ke5 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Ke8 loss in 2 half-moves
18 Kf4 loss in 2 half-moves
19 Kf6 loss in 2 half-moves
20 Kg4 loss in 2 half-moves
21 Kg5 loss in 2 half-moves
22 Kg6 loss in 2 half-moves
23 Rb3 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rh3 loss in 2 half-moves