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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb3 win in 1 half-moves
3 Rb5 win in 25 half-moves
4 Rb6 loss in 14 half-moves
5 Rb4 loss in 10 half-moves
6 Rb8 loss in 4 half-moves
7 Nf1 loss in 2 half-moves
8 Nf3 loss in 2 half-moves
9 Ng4 loss in 2 half-moves
10 Ra7 loss in 2 half-moves
11 Rc7 loss in 2 half-moves
12 Re7 loss in 2 half-moves
13 Rf7 loss in 2 half-moves
14 Rg7 loss in 2 half-moves
15 Rb2 loss in 1 half-moves
16 Rd7 loss in 1 half-moves
17 Rh7 loss in 1 half-moves