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