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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rf6 win in 1 half-moves
3 Rb5 loss in 6 half-moves
4 Na4 loss in 2 half-moves
5 Na6 loss in 2 half-moves
6 Nb3 loss in 2 half-moves
7 Nb7 loss in 2 half-moves
8 Nd3 loss in 2 half-moves
9 Nd7 loss in 2 half-moves
10 Ne4 loss in 2 half-moves
11 Ne6 loss in 2 half-moves
12 Ra6 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Rg6 loss in 1 half-moves
22 Rh6 loss in 1 half-moves