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

EGTB: win in 4 half-moves

# move score
1 Rf7 win in 3 half-moves
2 Ra7 loss in 4 half-moves
3 Rb7 loss in 4 half-moves
4 Rc7 loss in 4 half-moves
5 Ba1 loss in 2 half-moves
6 Ba7 loss in 2 half-moves
7 Bb2 loss in 2 half-moves
8 Bb6 loss in 2 half-moves
9 Bc3 loss in 2 half-moves
10 Bc5 loss in 2 half-moves
11 Be3 loss in 2 half-moves
12 Be5 loss in 2 half-moves
13 Bf2 loss in 2 half-moves
14 Bf6 loss in 2 half-moves
15 Bg1 loss in 2 half-moves
16 Ne3 loss in 2 half-moves
17 Ne5 loss in 2 half-moves
18 Nf2 loss in 2 half-moves
19 Nf6 loss in 2 half-moves
20 Nh2 loss in 2 half-moves
21 Nh6 loss in 2 half-moves
22 Rd7 loss in 2 half-moves
23 Re7 loss in 2 half-moves
24 Rg5 loss in 2 half-moves
25 Rg8 loss in 2 half-moves
26 Rh7 loss in 2 half-moves
27 Rg6 loss in 1 half-moves