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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 Rd6 win in 5 half-moves
3 K1b2 win in 7 half-moves
4 Ka1 win in 7 half-moves
5 Kb4 win in 7 half-moves
6 Ra1 win in 7 half-moves
7 Kc4 win in 11 half-moves
8 K1a2 draw
9 K3a2 draw
10 Ka3 draw
11 Ka4 draw
12 Ra3 draw
13 Ra5 draw
14 Ra7 draw
15 Ra8 draw
16 Rb6 draw
17 Rc6 draw
18 Rf6 draw
19 Rh6 draw
20 K1c2 loss in 2 half-moves
21 K3b2 loss in 2 half-moves
22 K3c2 loss in 2 half-moves
23 Kc1 loss in 2 half-moves
24 Kc3 loss in 2 half-moves
25 Ra2 loss in 2 half-moves
26 Re6 loss in 2 half-moves
27 Rg6 loss in 2 half-moves