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 Kb6 draw
5 Kc4 draw
6 Kc6 draw
7 Kd4 draw
8 Kd5 draw
9 Kd6 draw
10 Ra3 draw
11 Rb1 draw
12 Rb2 draw
13 Rb4 draw
14 Rb5 draw
15 Rb6 draw
16 Rb7 draw
17 Rd3 draw
18 Re3 draw
19 Rf3 draw
20 Rg3 draw
21 Rc3 loss in 2 half-moves
22 Rh3 loss in 2 half-moves