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

EGTB: win in 4 half-moves

# move score
1 Ra8 win in 3 half-moves
2 Rd8 win in 3 half-moves
3 Ka4 draw
4 Ka5 draw
5 Ka6 draw
6 Kb4 draw
7 Kb7 draw
8 Kbb6 draw
9 Kbc5 draw
10 Kc4 draw
11 Kc7 draw
12 Kcb6 draw
13 Kcc5 draw
14 Kd5 draw
15 Kd6 draw
16 Kd7 draw
17 Rb8 draw
18 Rc8 draw
19 Re8 draw
20 Rf3 draw
21 Rf4 draw
22 Rf5 draw
23 Rf6 draw
24 Rf7 draw
25 Rf1 loss in 2 half-moves
26 Rf2 loss in 2 half-moves
27 Rg8 loss in 2 half-moves
28 Rh8 loss in 2 half-moves