Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Kb7 draw
3 Kc7 draw
4 Kd7 draw
5 Kd8 draw
6 Rc7 draw
7 Rd7 draw
8 Re7 draw
9 Rf7 draw
10 Rh8 draw
11 Kb8 loss in 6 half-moves
12 Rh6 loss in 4 half-moves
13 Ra7 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rh1 loss in 2 half-moves
16 Rh2 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Rh5 loss in 2 half-moves
19 Rh3 loss in 1 half-moves