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

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Ka2 draw
3 Kd7 draw
4 Kd8 draw
5 Ke7 draw
6 Kf7 draw
7 Kf8 draw
8 Rb1 draw
9 Rc1 draw
10 Rd1 draw
11 Re1 draw
12 Rf1 draw
13 Rg2 draw
14 Rg4 draw
15 Rg5 draw
16 Rg6 draw
17 Rg8 draw
18 Rh1 draw
19 Kb1 loss in 2 half-moves
20 Kb2 loss in 2 half-moves
21 Rg3 loss in 1 half-moves