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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Rb5 win in 3 half-moves
3 Rb6 win in 3 half-moves
4 Rf1 win in 5 half-moves
5 Rg1 win in 5 half-moves
6 Rh1 win in 5 half-moves
7 Ke4 draw
8 Ke5 draw
9 Kf4 draw
10 Kfg6 draw
11 Kg4 draw
12 Kg5 draw
13 Kg8 draw
14 Kgg6 draw
15 Kh6 draw
16 Kh7 draw
17 Kh8 draw
18 Ra1 draw
19 Rb2 draw
20 Rb3 draw
21 Ke6 loss in 2 half-moves
22 Kf7 loss in 2 half-moves
23 Kf8 loss in 2 half-moves
24 Kff6 loss in 2 half-moves
25 Kgf6 loss in 2 half-moves
26 Rb7 loss in 2 half-moves
27 Rb8 loss in 2 half-moves
28 Rc1 loss in 2 half-moves
29 Rd1 loss in 2 half-moves
30 Re1 loss in 2 half-moves