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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rc8 win in 3 half-moves
3 Kb1 draw
4 Kb2 draw
5 Kb3 draw
6 Kc1 draw
7 Kc3 draw
8 Kd1 draw
9 Kd2 draw
10 Ke1 draw
11 Ke2 draw
12 Kf1 draw
13 Kg1 draw
14 Kg2 draw
15 Ra8 draw
16 Rd8 draw
17 Rh1 draw
18 Rh2 draw
19 Rh7 draw
20 Kd3 loss in 2 half-moves
21 Ke3 loss in 2 half-moves
22 Kf3 loss in 2 half-moves
23 Kg3 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rf8 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh3 loss in 2 half-moves
28 Rh4 loss in 2 half-moves
29 Rh5 loss in 2 half-moves
30 Rh6 loss in 2 half-moves