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

EGTB: win in 4 half-moves

# move score
1 Rh2 win in 3 half-moves
2 Rh3 win in 3 half-moves
3 Rh4 win in 3 half-moves
4 Ka2 draw
5 Ka3 draw
6 Ka4 draw
7 Kbb2 draw
8 Kbb4 draw
9 Kbc2 draw
10 Kcb2 draw
11 Kcb4 draw
12 Kcc2 draw
13 Kd2 draw
14 Kd3 draw
15 Ra6 draw
16 Rb6 draw
17 Rc6 draw
18 Rg6 draw
19 Rh1 draw
20 Rh5 draw
21 Kbc4 loss in 2 half-moves
22 Kcc4 loss in 2 half-moves
23 Kd4 loss in 2 half-moves
24 Rd6 loss in 2 half-moves
25 Re6 loss in 2 half-moves
26 Rf6 loss in 2 half-moves
27 Rh7 loss in 2 half-moves
28 Rh8 loss in 2 half-moves