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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Rf1 win in 3 half-moves
3 Ng4 draw
4 Ng8 draw
5 Ra1 draw
6 Rb2 draw
7 Rb3 draw
8 Rb4 draw
9 Rc1 draw
10 Nf5 loss in 2 half-moves
11 Nf7 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Re1 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rh1 loss in 2 half-moves