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 Kh7 draw
4 Ra3 draw
5 Rb1 draw
6 Rb4 draw
7 Rb8 draw
8 Rc3 draw
9 Rg3 draw
10 Rh3 draw
11 Kb7 loss in 2 half-moves
12 Kb8 loss in 2 half-moves
13 Kg7 loss in 2 half-moves
14 Kg8 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Rf3 loss in 2 half-moves