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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rb5 win in 1 half-moves
3 Rf1 win in 1 half-moves
4 Nb6 loss in 2 half-moves
5 Nb8 loss in 2 half-moves
6 Nc5 loss in 2 half-moves
7 Ne5 loss in 2 half-moves
8 Nf6 loss in 2 half-moves
9 Nf8 loss in 2 half-moves
10 Ra1 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rd1 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves