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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Ra8 loss in 2 half-moves
3 Rc8 loss in 2 half-moves
4 Re8 loss in 2 half-moves
5 Rf8 loss in 2 half-moves
6 Rg8 loss in 2 half-moves
7 Rh3 loss in 2 half-moves
8 Rh4 loss in 2 half-moves
9 Rh5 loss in 2 half-moves
10 Rh6 loss in 2 half-moves
11 Rh7 loss in 2 half-moves
12 d7 loss in 1 half-moves
13 Nf1 loss in 1 half-moves
14 Nf3 loss in 1 half-moves
15 Ng4 loss in 1 half-moves
16 Rd8 loss in 1 half-moves