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 Bc8 loss in 2 half-moves
3 Bd7 loss in 2 half-moves
4 Be6 loss in 2 half-moves
5 Bf5 loss in 2 half-moves
6 Bg2 loss in 2 half-moves
7 Bg4 loss in 2 half-moves
8 Ra4 loss in 2 half-moves
9 Rc4 loss in 2 half-moves
10 Rd4 loss in 2 half-moves
11 Re4 loss in 2 half-moves
12 Rf2 loss in 2 half-moves
13 Rf3 loss in 2 half-moves
14 Rf5 loss in 2 half-moves
15 Rf6 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rh4 loss in 2 half-moves
20 Bf1 loss in 1 half-moves
21 Rf1 loss in 1 half-moves