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 Kb1 draw
3 Kb2 draw
4 Kb3 draw
5 Kc1 draw
6 Kc3 draw
7 Kf5 draw
8 Kf6 draw
9 Kg6 draw
10 Kh5 draw
11 Kh6 draw
12 Ra7 draw
13 Rb2 draw
14 Rb5 draw
15 Rb6 draw
16 Rc7 draw
17 Rg7 draw
18 Rh7 draw
19 Kd1 loss in 2 half-moves
20 Kd2 loss in 2 half-moves
21 Kd3 loss in 2 half-moves
22 Kf4 loss in 2 half-moves
23 Kg4 loss in 2 half-moves
24 Kh4 loss in 2 half-moves
25 Rb1 loss in 2 half-moves
26 Rb3 loss in 2 half-moves
27 Rb4 loss in 2 half-moves
28 Rd7 loss in 2 half-moves
29 Re7 loss in 2 half-moves
30 Rf7 loss in 2 half-moves