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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Bc5 loss in 2 half-moves
3 Bd6 loss in 2 half-moves
4 Bd8 loss in 2 half-moves
5 Bf6 loss in 2 half-moves
6 Bf8 loss in 2 half-moves
7 Bg5 loss in 2 half-moves
8 Ra4 loss in 2 half-moves
9 Rb1 loss in 2 half-moves
10 Rb3 loss in 2 half-moves
11 Rb5 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Bh4 loss in 1 half-moves
21 Rh4 loss in 1 half-moves