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 Kd4 draw
3 Kd5 draw
4 Ke4 draw
5 Kf5 draw
6 Kf6 draw
7 Ra4 draw
8 Rb4 draw
9 Rc6 draw
10 Rc7 draw
11 Rd4 draw
12 Rc3 loss in 16 half-moves
13 Kd6 loss in 8 half-moves
14 Rc8 loss in 6 half-moves
15 Ke6 loss in 4 half-moves
16 Rc5 loss in 4 half-moves
17 Kf4 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rc2 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves