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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ra4 loss in 2 half-moves
3 Rd1 loss in 2 half-moves
4 Rd5 loss in 2 half-moves
5 Rd6 loss in 2 half-moves
6 Rd7 loss in 2 half-moves
7 Rd8 loss in 2 half-moves
8 Re4 loss in 2 half-moves
9 Rf4 loss in 2 half-moves
10 Rg4 loss in 2 half-moves
11 Rh4 loss in 2 half-moves
12 Be5 loss in 1 half-moves
13 Bf6 loss in 1 half-moves
14 Bg7 loss in 1 half-moves
15 Nf2 loss in 1 half-moves
16 Nf4 loss in 1 half-moves
17 Ng1 loss in 1 half-moves
18 Ng5 loss in 1 half-moves
19 Rc4 loss in 1 half-moves
20 Rd2 loss in 1 half-moves
21 Rd3 loss in 1 half-moves