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

EGTB: win in 4 half-moves

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