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

EGTB: win in 10 half-moves

# move score
1 Rb8 win in 9 half-moves
2 Bc5 loss in 2 half-moves
3 Bd6 loss in 2 half-moves
4 Bd8 loss in 2 half-moves
5 Bf6 loss in 2 half-moves
6 Bf8 loss in 2 half-moves
7 Bg5 loss in 2 half-moves
8 Bh4 loss in 2 half-moves
9 Ra8 loss in 2 half-moves
10 Rc8 loss in 2 half-moves
11 Rd8 loss in 2 half-moves
12 Rf8 loss in 2 half-moves
13 Rg8 loss in 2 half-moves
14 Rh8 loss in 2 half-moves
15 Ba3 loss in 1 half-moves
16 Bb4 loss in 1 half-moves