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 Kc4 draw
3 Kc5 draw
4 Kd4 draw
5 Ke4 draw
6 Ke5 draw
7 Rg1 draw
8 Rh5 draw
9 Kc6 loss in 2 half-moves
10 Kd6 loss in 2 half-moves
11 Ke6 loss in 2 half-moves
12 Re5 loss in 2 half-moves
13 Rf5 loss in 2 half-moves
14 Rg2 loss in 2 half-moves
15 Rg3 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rg8 loss in 2 half-moves