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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Rb3 win in 3 half-moves
3 Rb4 loss in 4 half-moves
4 Na3 loss in 2 half-moves
5 Nc3 loss in 2 half-moves
6 Nd2 loss in 2 half-moves
7 Ra6 loss in 2 half-moves
8 Rb7 loss in 2 half-moves
9 Rb8 loss in 2 half-moves
10 Rc6 loss in 2 half-moves
11 Re6 loss in 2 half-moves
12 Rg6 loss in 2 half-moves
13 Rb5 loss in 1 half-moves
14 Rd6 loss in 1 half-moves
15 Rf6 loss in 1 half-moves
16 Rh6 loss in 1 half-moves