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 Kc2 draw
4 Kc4 draw
5 Kd3 draw
6 Kd4 draw
7 Ra1 draw
8 Rb2 draw
9 Rb3 draw
10 Rb4 draw
11 Rb7 draw
12 Rc1 draw
13 Kd2 loss in 30 half-moves
14 Rf1 loss in 30 half-moves
15 Kb2 loss in 16 half-moves
16 Kb3 loss in 4 half-moves
17 Rb5 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves