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

EGTB: win in 2 half-moves

# move score
1 Rh8 win in 1 half-moves
2 Kb8 draw
3 Kd8 draw
4 Rd8 draw
5 Re8 draw
6 Rf8 draw
7 Rg6 draw
8 Rg7 draw
9 Kb7 loss in 2 half-moves
10 Kc7 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Rg3 loss in 2 half-moves
13 Rg4 loss in 2 half-moves
14 Rg5 loss in 2 half-moves
15 Rg1 loss in 1 half-moves
16 Rg2 loss in 1 half-moves