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

EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 Ba1 loss in 2 half-moves
3 Ba7 loss in 2 half-moves
4 Bb2 loss in 2 half-moves
5 Bb6 loss in 2 half-moves
6 Bc3 loss in 2 half-moves
7 Bc5 loss in 2 half-moves
8 Be3 loss in 2 half-moves
9 Be5 loss in 2 half-moves
10 Bf2 loss in 2 half-moves
11 Bg1 loss in 2 half-moves
12 Bh8 loss in 2 half-moves
13 Ra1 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 Bf6 loss in 1 half-moves
22 Bg7 loss in 1 half-moves