Click on the third or sixth rank to set the en passant target square.

EGTB: win in 8 half-moves

# move score
1 Rb8 win in 7 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kb3 draw
5 Kb7 draw
6 Kb8 draw
7 Kc1 draw
8 Kc3 draw
9 Kc7 draw
10 Kd7 draw
11 Kd8 draw
12 Ra6 draw
13 Rb1 draw
14 Rb2 draw
15 Rb5 draw
16 Rb7 draw
17 Rc6 draw
18 Rd6 draw
19 Rh6 draw
20 Kd1 loss in 2 half-moves
21 Kd2 loss in 2 half-moves
22 Kd3 loss in 2 half-moves
23 Rb3 loss in 2 half-moves
24 Rb4 loss in 2 half-moves
25 Re6 loss in 2 half-moves
26 Rf6 loss in 2 half-moves
27 Rg6 loss in 2 half-moves