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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Re7 win in 3 half-moves
3 Rf7 win in 3 half-moves
4 Rg7 win in 3 half-moves
5 Rh7 win in 3 half-moves
6 Ra2 draw
7 Ra6 draw
8 Ba1 loss in 2 half-moves
9 Bb2 loss in 2 half-moves
10 Bb6 loss in 2 half-moves
11 Bc3 loss in 2 half-moves
12 Bc5 loss in 2 half-moves
13 Be3 loss in 2 half-moves
14 Be5 loss in 2 half-moves
15 Bf2 loss in 2 half-moves
16 Bf6 loss in 2 half-moves
17 Bg1 loss in 2 half-moves
18 Bg7 loss in 2 half-moves
19 Bh8 loss in 2 half-moves
20 Nf2 loss in 2 half-moves
21 Ng3 loss in 2 half-moves
22 Ra1 loss in 2 half-moves
23 Ra3 loss in 2 half-moves
24 Ra4 loss in 2 half-moves
25 Ra5 loss in 2 half-moves
26 Ra8 loss in 2 half-moves
27 Rc7 loss in 2 half-moves
28 Rd7 loss in 2 half-moves