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 Kb2 draw
3 Kb3 draw
4 Kc1 draw
5 Kc3 draw
6 Kd1 draw
7 Kd2 draw
8 Kd3 draw
9 Ra1 draw
10 Rb2 draw
11 Rb3 draw
12 Rc1 draw
13 Rd1 draw
14 Re1 draw
15 Rb4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves