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 Kb4 draw
3 Kb5 draw
4 Kc3 draw
5 Kc5 draw
6 Kd3 draw
7 Kd4 draw
8 Kd5 draw
9 Ra3 draw
10 Rb2 draw
11 Rb4 draw
12 Rb5 draw
13 Rb7 draw
14 Rc3 draw
15 Re3 draw
16 Rf3 draw
17 Rg3 draw
18 Rb1 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Rh3 loss in 2 half-moves