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 Rf8 win in 5 half-moves
4 Rh8 win in 5 half-moves
5 Ke4 draw
6 Ke5 draw
7 Kf5 draw
8 Kg4 draw
9 Kg5 draw
10 Kh1 draw
11 Kh3 draw
12 Ra8 draw
13 Rb3 draw
14 Rb6 draw
15 Rb7 draw
16 Rc8 draw
17 Ke3 loss in 2 half-moves
18 Kf3 loss in 2 half-moves
19 Kfg3 loss in 2 half-moves
20 Kg1 loss in 2 half-moves
21 Kg2 loss in 2 half-moves
22 Khg3 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rb2 loss in 2 half-moves
25 Rd8 loss in 2 half-moves
26 Re8 loss in 2 half-moves
27 Rg8 loss in 2 half-moves