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 Kf1 draw
3 Kf2 draw
4 Kg2 draw
5 Kh2 draw
6 Rf7 draw
7 Rg6 draw
8 Rg8 draw
9 Rh7 draw
10 Kh1 loss in 6 half-moves
11 Rc7 loss in 4 half-moves
12 Re7 loss in 4 half-moves
13 Ra7 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rg5 loss in 2 half-moves