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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Nf7 draw
3 Ng6 draw
4 Rb5 draw
5 Rb7 draw
6 Rb8 draw
7 Ra1 loss in 4 half-moves
8 Ba3 loss in 2 half-moves
9 Bb2 loss in 2 half-moves
10 Bd2 loss in 2 half-moves
11 Be3 loss in 2 half-moves
12 Bf4 loss in 2 half-moves
13 Bg5 loss in 2 half-moves
14 Bh6 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb6 loss in 2 half-moves