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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rb2 win in 15 half-moves
3 Kb5 draw
4 Kb6 draw
5 Kb7 draw
6 Kc1 draw
7 Kc2 draw
8 Kc3 draw
9 Kc5 draw
10 Kc7 draw
11 Kd1 draw
12 Kd3 draw
13 Ke1 draw
14 Ke2 draw
15 Ke3 draw
16 Ra8 draw
17 Rb3 draw
18 Rb4 draw
19 Rb6 draw
20 Rc8 draw
21 Rd8 draw
22 Re8 draw
23 Rg8 draw
24 Rh8 draw
25 Kd5 loss in 2 half-moves
26 Kd6 loss in 2 half-moves
27 Kd7 loss in 2 half-moves
28 Rb5 loss in 2 half-moves
29 Rb7 loss in 2 half-moves
30 Rf8 loss in 2 half-moves