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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rb5 win in 3 half-moves
3 Rb6 win in 3 half-moves
4 Rb7 win in 3 half-moves
5 Rb8 win in 3 half-moves
6 Nb6 loss in 2 half-moves
7 Nc7 loss in 2 half-moves
8 Ra2 loss in 2 half-moves
9 Rb1 loss in 2 half-moves
10 Rb3 loss in 2 half-moves
11 Rc2 loss in 2 half-moves
12 Rd2 loss in 2 half-moves
13 Re2 loss in 2 half-moves
14 Rg2 loss in 2 half-moves
15 Rf2 loss in 1 half-moves
16 Rh2 loss in 1 half-moves