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

EGTB: win in 4 half-moves

# move score
1 Rf2 win in 3 half-moves
2 Rf4 win in 3 half-moves
3 Rb1 draw
4 Bb2 loss in 2 half-moves
5 Bc3 loss in 2 half-moves
6 Bd4 loss in 2 half-moves
7 Be5 loss in 2 half-moves
8 Bf6 loss in 2 half-moves
9 Bg7 loss in 2 half-moves
10 Bh8 loss in 2 half-moves
11 Nd4 loss in 2 half-moves
12 Nd6 loss in 2 half-moves
13 Ne3 loss in 2 half-moves
14 Ne7 loss in 2 half-moves
15 Ng3 loss in 2 half-moves
16 Ng7 loss in 2 half-moves
17 Nh4 loss in 2 half-moves
18 Nh6 loss in 2 half-moves
19 Rc1 loss in 2 half-moves
20 Rd1 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Rf3 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves