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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Ka3 draw
3 Ka5 draw
4 Kb5 draw
5 Ke5 draw
6 Ke6 draw
7 Kf6 draw
8 Kg4 draw
9 Kg5 draw
10 Kg6 draw
11 Ra7 draw
12 Rb7 draw
13 Rf7 draw
14 Rg4 draw
15 Rg5 draw
16 Rg6 draw
17 Rh7 draw
18 Kb3 loss in 2 half-moves
19 Kb4 loss in 2 half-moves
20 Ke4 loss in 2 half-moves
21 Kf4 loss in 2 half-moves
22 Rc7 loss in 2 half-moves
23 Rd7 loss in 2 half-moves
24 Re7 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rg3 loss in 2 half-moves