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 Ra4 draw
13 Rb2 draw
14 Rb3 draw
15 Rb5 draw
16 Rb6 draw
17 Rb7 draw
18 Rc4 draw
19 Rd4 draw
20 Rh4 draw
21 Kd1 loss in 2 half-moves
22 Kd2 loss in 2 half-moves
23 Kd3 loss in 2 half-moves
24 Rb1 loss in 2 half-moves
25 Re4 loss in 2 half-moves
26 Rf4 loss in 2 half-moves
27 Rg4 loss in 2 half-moves