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 Rf1 win in 1 half-moves
3 Ra1 loss in 2 half-moves
4 Rb2 loss in 2 half-moves
5 Rb4 loss in 2 half-moves
6 Rb5 loss in 2 half-moves
7 Rb6 loss in 2 half-moves
8 Rb7 loss in 2 half-moves
9 Rb8 loss in 2 half-moves
10 Rc1 loss in 2 half-moves
11 Rd1 loss in 2 half-moves
12 Re1 loss in 2 half-moves
13 Rg1 loss in 2 half-moves
14 Rh1 loss in 2 half-moves
15 Nc1 loss in 1 half-moves
16 Nc3 loss in 1 half-moves
17 Nd4 loss in 1 half-moves
18 Nf4 loss in 1 half-moves
19 Ng1 loss in 1 half-moves
20 Ng3 loss in 1 half-moves