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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Ka6 draw
3 Ka7 draw
4 Kb6 draw
5 Kc6 draw
6 Kc7 draw
7 Kc8 draw
8 Ra1 draw
9 Rb2 draw
10 Rb3 draw
11 Rc1 draw
12 Ka8 loss in 6 half-moves
13 Kb8 loss in 6 half-moves
14 Rb4 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rg1 loss in 2 half-moves
19 Rh1 loss in 2 half-moves
20 Re1 loss in 1 half-moves