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

EGTB: win in 6 half-moves

# move score
1 Rg8 win in 5 half-moves
2 d8=K loss in 6 half-moves
3 d8=B loss in 4 half-moves
4 Rd8 loss in 4 half-moves
5 Rh7 loss in 4 half-moves
6 d8=N loss in 2 half-moves
7 d8=Q loss in 2 half-moves
8 d8=R loss in 2 half-moves
9 Nf1 loss in 2 half-moves
10 Nf3 loss in 2 half-moves
11 Ng4 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rh3 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Rh5 loss in 2 half-moves
19 Rh6 loss in 2 half-moves
20 Rf8 loss in 1 half-moves