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 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Kc3 draw
6 Kc4 draw
7 Kc5 draw
8 Kd3 draw
9 Kd5 draw
10 Ke3 draw
11 Ke4 draw
12 Ke5 draw
13 Rh1 draw
14 Rh2 draw
15 Rh3 draw
16 Rh5 draw
17 Rh6 draw
18 Re4 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rh7 loss in 2 half-moves
21 Rh8 loss in 2 half-moves