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

EGTB: win in 2 half-moves

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