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 Kc4 draw
4 Kc6 draw
5 Kd4 draw
6 Kd5 draw
7 Kd6 draw
8 Ra1 draw
9 Rb3 draw
10 Rb4 draw
11 Rb5 draw
12 Rb7 draw
13 Rc1 draw
14 Rd1 draw
15 Re1 draw
16 Rf1 draw
17 Rg1 draw
18 Kb5 loss in 4 half-moves
19 Kb6 loss in 4 half-moves
20 Rb2 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rh1 loss in 2 half-moves