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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Kg7 draw
6 Kg8 draw
7 Kh7 draw
8 Ra1 draw
9 Rb6 draw
10 Rb7 draw
11 Rb8 draw
12 Rc1 draw
13 Rd1 draw
14 Re1 draw
15 Rb3 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves