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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Rb7 win in 3 half-moves
3 Rb8 win in 3 half-moves
4 Rh4 win in 5 half-moves
5 Ke7 draw
6 Ke8 draw
7 Kff8 draw
8 Kfg8 draw
9 Kgf8 draw
10 Kgg8 draw
11 Kh7 draw
12 Kh8 draw
13 Ra4 draw
14 Rb5 draw
15 Rc4 draw
16 Rd4 draw
17 Ke6 loss in 2 half-moves
18 Kff6 loss in 2 half-moves
19 Kfg6 loss in 2 half-moves
20 Kgf6 loss in 2 half-moves
21 Kgg6 loss in 2 half-moves
22 Kh6 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rb2 loss in 2 half-moves
25 Rb3 loss in 2 half-moves
26 Re4 loss in 2 half-moves
27 Rf4 loss in 2 half-moves
28 Rg4 loss in 2 half-moves