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 Ka5 draw
3 Ka7 draw
4 Kb5 draw
5 Kb6 draw
6 Kb7 draw
7 Rb1 draw
8 Rb2 draw
9 Rb7 draw
10 Rc3 draw
11 Rg3 draw
12 Rh3 draw
13 Ra3 loss in 18 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Rf3 loss in 2 half-moves