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

EGTB: win in 4 half-moves

# move score
1 Rg7 win in 3 half-moves
2 Kgf7 win in 7 half-moves
3 Kh7 win in 7 half-moves
4 Rh1 win in 7 half-moves
5 Ke7 win in 9 half-moves
6 Ke8 draw
7 Kff7 draw
8 Kfg7 draw
9 Kgg7 draw
10 Kh8 draw
11 Ra1 draw
12 Re1 draw
13 Rf1 draw
14 Rg2 draw
15 Rg6 draw
16 Rb1 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rg5 loss in 2 half-moves