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

EGTB: win in 4 half-moves

# move score
1 Ka5 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Rc6 win in 3 half-moves
4 Ra6 win in 5 half-moves
5 Rb6 win in 5 half-moves
6 Re2 win in 5 half-moves
7 Ka2 draw
8 Kaa3 draw
9 Kab4 draw
10 Kb2 draw
11 Kba3 draw
12 Kbb4 draw
13 Kc2 draw
14 Kc3 draw
15 Kc4 draw
16 Rd6 draw
17 Re1 draw
18 Re7 draw
19 Re8 draw
20 Rf6 draw
21 Re3 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Re5 loss in 2 half-moves
24 Rg6 loss in 2 half-moves
25 Rh6 loss in 2 half-moves