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 Ra1 draw
11 Rb2 draw
12 Rb3 draw
13 Rb5 draw
14 Rb6 draw
15 Rb7 draw
16 Rc1 draw
17 Re1 draw
18 Rf1 draw
19 Rg1 draw
20 Rb4 loss in 2 half-moves
21 Rd1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves