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

EGTB: win in 4 half-moves

# move score
1 Rf8 win in 3 half-moves
2 Bb2 win in 5 half-moves
3 Bb4 win in 5 half-moves
4 Bc5 win in 5 half-moves
5 Bf8 win in 5 half-moves
6 Rf2 win in 5 half-moves
7 Rf3 win in 5 half-moves
8 Rf4 win in 5 half-moves
9 Ra1 draw
10 Bc1 loss in 2 half-moves
11 Bd6 loss in 2 half-moves
12 Be7 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rc1 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Re1 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves