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 Rb6 win in 3 half-moves
3 Rc6 win in 3 half-moves
4 Re3 win in 3 half-moves
5 Ka3 win in 5 half-moves
6 Kaa1 draw
7 Kab2 draw
8 Kb3 draw
9 Kba1 draw
10 Kbb2 draw
11 Rd6 draw
12 Re4 draw
13 Re5 draw
14 Re7 draw
15 Re8 draw
16 Kc1 loss in 2 half-moves
17 Kc2 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rh6 loss in 2 half-moves