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 Kb4 draw
6 Kb5 draw
7 Kb6 draw
8 Kc1 draw
9 Kc3 draw
10 Kc4 draw
11 Kc6 draw
12 Kd1 draw
13 Kd2 draw
14 Ra7 draw
15 Rb1 draw
16 Rb2 draw
17 Rb3 draw
18 Rb5 draw
19 Rc7 draw
20 Rh7 draw
21 Kd3 loss in 2 half-moves
22 Kd4 loss in 2 half-moves
23 Kd5 loss in 2 half-moves
24 Kd6 loss in 2 half-moves
25 Rb4 loss in 2 half-moves
26 Rb6 loss in 2 half-moves
27 Rd7 loss in 2 half-moves
28 Re7 loss in 2 half-moves
29 Rf7 loss in 2 half-moves
30 Rg7 loss in 2 half-moves