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 Ka4 draw
3 Ka5 draw
4 Kc5 draw
5 Ra4 draw
6 Rb4 draw
7 Rf5 draw
8 Rf6 draw
9 Rh4 draw
10 Ka6 loss in 4 half-moves
11 Kb6 loss in 4 half-moves
12 Kc6 loss in 4 half-moves
13 Rf7 loss in 4 half-moves
14 Rf8 loss in 4 half-moves
15 Kb4 loss in 2 half-moves
16 Kc4 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rf2 loss in 1 half-moves