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

EGTB: win in 2 half-moves

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