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

EGTB: win in 2 half-moves

# move score
1 Rg3 win in 1 half-moves
2 Rg4 win in 1 half-moves
3 Rg5 win in 1 half-moves
4 Kg6 win in 3 half-moves
5 Kh6 draw
6 Re7 draw
7 Rg6 draw
8 Rg8 draw
9 Ke7 loss in 2 half-moves
10 Ke8 loss in 2 half-moves
11 Kf7 loss in 2 half-moves
12 Kfg8 loss in 2 half-moves
13 Kh8 loss in 2 half-moves
14 Khg8 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rg2 loss in 2 half-moves