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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rb6 win in 1 half-moves
3 Rc5 win in 1 half-moves
4 Re5 win in 1 half-moves
5 Nb3 loss in 2 half-moves
6 Nb7 loss in 2 half-moves
7 Nc4 loss in 2 half-moves
8 Nc6 loss in 2 half-moves
9 Rb1 loss in 2 half-moves
10 Rb3 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rd5 loss in 2 half-moves
15 Rf5 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rh5 loss in 2 half-moves