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 Ka7 loss in 2 half-moves
3 Kb7 loss in 2 half-moves
4 Kb8 loss in 2 half-moves
5 Ra6 loss in 2 half-moves
6 Rb1 loss in 2 half-moves
7 Rb7 loss in 2 half-moves
8 Rb8 loss in 2 half-moves
9 Rc6 loss in 2 half-moves
10 Rd6 loss in 2 half-moves
11 Re6 loss in 2 half-moves
12 Rf6 loss in 2 half-moves
13 Rh6 loss in 2 half-moves
14 Rb3 loss in 1 half-moves
15 Rb4 loss in 1 half-moves
16 Rb5 loss in 1 half-moves
17 Rg6 loss in 1 half-moves