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

EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 Ra2 win in 5 half-moves
3 Rc6 win in 5 half-moves
4 Rd6 win in 5 half-moves
5 Re6 win in 5 half-moves
6 Ra1 win in 11 half-moves
7 Kc1 draw
8 Kc2 draw
9 Kd1 draw
10 Kd3 draw
11 Ke1 draw
12 Ke2 draw
13 Ke3 draw
14 Kg2 draw
15 Kg3 draw
16 Kg4 draw
17 Kh2 draw
18 Kh4 draw
19 Ra4 draw
20 Ra5 draw
21 Rb6 draw
22 Rf6 draw
23 Kc3 loss in 2 half-moves
24 Ra7 loss in 2 half-moves
25 Ra8 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rh6 loss in 2 half-moves