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 Ka7 draw
3 Ka8 draw
4 Kb6 draw
5 Kb8 draw
6 Kc6 draw
7 Kc7 draw
8 Kc8 draw
9 Ra1 draw
10 Rb2 draw
11 Rc1 draw
12 Ka6 loss in 6 half-moves
13 Rd1 loss in 4 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 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