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 Kg1 draw
3 Kg2 draw
4 Rg3 draw
5 Rg5 draw
6 Rg6 draw
7 Rg8 draw
8 Rh7 draw
9 Kh2 loss in 6 half-moves
10 Re7 loss in 4 half-moves
11 Rf7 loss in 4 half-moves
12 Ra7 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Rg1 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rb7 loss in 1 half-moves