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 Rb1 draw
3 Ka3 loss in 2 half-moves
4 Ka5 loss in 2 half-moves
5 Kb3 loss in 2 half-moves
6 Kb4 loss in 2 half-moves
7 Kb5 loss in 2 half-moves
8 Ra7 loss in 2 half-moves
9 Rb2 loss in 2 half-moves
10 Rb3 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Rd7 loss in 1 half-moves
17 Rf7 loss in 1 half-moves
18 Rg7 loss in 1 half-moves
19 Rh7 loss in 1 half-moves