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

EGTB: win in 4 half-moves

# move score
1 Ra2 win in 3 half-moves
2 Rb2 win in 3 half-moves
3 Rc2 win in 5 half-moves
4 Re6 win in 5 half-moves
5 Re7 win in 5 half-moves
6 Re8 win in 5 half-moves
7 Ka4 draw
8 Ka5 draw
9 Ka8 draw
10 Kaa6 draw
11 Kab6 draw
12 Kb4 draw
13 Kb7 draw
14 Kb8 draw
15 Kba6 draw
16 Kbb6 draw
17 Kc4 draw
18 Kc5 draw
19 Kc6 draw
20 Rd2 draw
21 Re1 draw
22 Rf2 draw
23 Re3 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Re5 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rh2 loss in 2 half-moves