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 Ka4 draw
3 Ka6 draw
4 Kb4 draw
5 Kb6 draw
6 Rb2 draw
7 Rb4 draw
8 Rb5 draw
9 Rb7 draw
10 Rg3 draw
11 Kb5 loss in 12 half-moves
12 Rf3 loss in 10 half-moves
13 Ra3 loss in 8 half-moves
14 Rc3 loss in 6 half-moves
15 Rd3 loss in 6 half-moves
16 Rb1 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Rh3 loss in 2 half-moves