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 Ka2 draw
3 Ka4 draw
4 Kb4 draw
5 Kg7 draw
6 Kg8 draw
7 Kh7 draw
8 Rb2 draw
9 Rb4 draw
10 Rb5 draw
11 Rb6 draw
12 Rb7 draw
13 Rc3 draw
14 Rd3 draw
15 Re3 draw
16 Rf3 draw
17 Rg3 draw
18 Rh3 draw
19 Kb2 loss in 2 half-moves
20 Rb1 loss in 1 half-moves