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 Ka3 draw
3 Kb1 draw
4 Kb2 draw
5 Kb3 draw
6 Rb1 draw
7 Rb4 draw
8 Rb5 draw
9 Rb6 draw
10 Ka1 loss in 6 half-moves
11 Ra7 loss in 6 half-moves
12 Rb2 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Rf7 loss in 1 half-moves