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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Nb6 draw
3 Nb8 draw
4 Nf8 draw
5 Rb5 draw
6 Rb6 draw
7 Rb8 draw
8 Rc7 draw
9 Nc5 loss in 2 half-moves
10 Ne5 loss in 2 half-moves
11 Nf6 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Ra7 loss in 1 half-moves