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 K2b3 draw
3 K2c3 draw
4 K2d3 draw
5 K4b3 draw
6 K4c3 draw
7 K4d3 draw
8 Kb1 draw
9 Kb2 draw
10 Kb4 draw
11 Kb5 draw
12 Kc1 draw
13 Kc5 draw
14 Kd1 draw
15 Ra8 draw
16 Rb2 draw
17 Rb3 draw
18 Rb4 draw
19 Rc8 draw
20 Rd8 draw
21 Re8 draw
22 Kd2 loss in 2 half-moves
23 Kd4 loss in 2 half-moves
24 Kd5 loss in 2 half-moves
25 Rb5 loss in 2 half-moves
26 Rb6 loss in 2 half-moves
27 Rb7 loss in 2 half-moves
28 Rf8 loss in 2 half-moves
29 Rg8 loss in 2 half-moves
30 Rh8 loss in 2 half-moves