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 Ka2 draw
3 Ka4 draw
4 Ka6 draw
5 Ka7 draw
6 Ka8 draw
7 Kb2 draw
8 Kb3 draw
9 Kb8 draw
10 Kc6 draw
11 Kc7 draw
12 Kc8 draw
13 Rb6 draw
14 Rc6 draw
15 Rd6 draw
16 Re1 draw
17 Re5 draw
18 Re7 draw
19 Re8 draw
20 Kb4 loss in 2 half-moves
21 Kb6 loss in 2 half-moves
22 Re2 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Rf6 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rh6 loss in 2 half-moves