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 Rc3 win in 1 half-moves
3 g4 loss in 2 half-moves
4 Ra3 loss in 2 half-moves
5 Rb1 loss in 2 half-moves
6 Rb4 loss in 2 half-moves
7 Rb5 loss in 2 half-moves
8 Rb6 loss in 2 half-moves
9 Rb7 loss in 2 half-moves
10 Rb8 loss in 2 half-moves
11 Rd3 loss in 2 half-moves
12 Re3 loss in 2 half-moves
13 Rf3 loss in 2 half-moves
14 Nf4 loss in 1 half-moves
15 Nf6 loss in 1 half-moves
16 Ng7 loss in 1 half-moves