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

EGTB: win in 4 half-moves

# move score
1 Ra6 win in 3 half-moves
2 Rc6 win in 7 half-moves
3 Rb6 win in 9 half-moves
4 Ka4 draw
5 Ka5 draw
6 Ka6 draw
7 Kbb4 draw
8 Kbb6 draw
9 Kbc4 draw
10 Kbc6 draw
11 Kcb4 draw
12 Kcb6 draw
13 Kcc4 draw
14 Kcc6 draw
15 Rh2 draw
16 Rh7 draw
17 Rh8 draw
18 Kd4 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Rd6 loss in 2 half-moves
22 Re6 loss in 2 half-moves
23 Rf6 loss in 2 half-moves
24 Rg6 loss in 2 half-moves
25 Rh1 loss in 2 half-moves
26 Rh3 loss in 2 half-moves
27 Rh4 loss in 2 half-moves
28 Rh5 loss in 2 half-moves