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

EGTB: win in 2 half-moves

# move score
1 Rg1 win in 1 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kb6 draw
5 Ke6 draw
6 Ke7 draw
7 Kf7 draw
8 Kg5 draw
9 Kg7 draw
10 Rg5 draw
11 Rg7 draw
12 Rg8 draw
13 Rh6 draw
14 Kb4 loss in 2 half-moves
15 Kb5 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Kf5 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rg4 loss in 2 half-moves