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 Ra7 draw
3 Rb7 draw
4 Rc7 draw
5 Rd7 draw
6 Rg1 draw
7 Rg2 draw
8 Rg3 draw
9 Rh7 draw
10 Kf7 loss in 2 half-moves
11 Kf8 loss in 2 half-moves
12 Kh7 loss in 2 half-moves
13 Kh8 loss in 2 half-moves
14 Re7 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rg6 loss in 2 half-moves