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 Rb4 win in 1 half-moves
3 Rb6 win in 1 half-moves
4 Rc3 win in 1 half-moves
5 Nb5 loss in 2 half-moves
6 Nc6 loss in 2 half-moves
7 Nc8 loss in 2 half-moves
8 Ra3 loss in 2 half-moves
9 Rb2 loss in 2 half-moves
10 Rb5 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Rd3 loss in 2 half-moves
14 Rg3 loss in 2 half-moves
15 Rh3 loss in 2 half-moves
16 Re3 loss in 1 half-moves
17 Rf3 loss in 1 half-moves