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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Kh6 win in 11 half-moves
3 Kg6 win in 15 half-moves
4 Rh1 win in 19 half-moves
5 Kf7 draw
6 Kf8 draw
7 Kgg7 draw
8 Kgh8 draw
9 Khg7 draw
10 Khh8 draw
11 Ra1 draw
12 Re1 draw
13 Rf1 draw
14 Rg2 draw
15 Rg3 draw
16 Rb1 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rg7 loss in 2 half-moves