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

EGTB: win in 6 half-moves

# move score
1 Rc8 win in 5 half-moves
2 Kaa4 draw
3 Kaa6 draw
4 Kab4 draw
5 Kab6 draw
6 Kba4 draw
7 Kba6 draw
8 Kbb4 draw
9 Kbb6 draw
10 Kc6 draw
11 Ra8 draw
12 Rb8 draw
13 Rd8 draw
14 Re1 draw
15 Re5 draw
16 Re6 draw
17 Re7 draw
18 Kc4 loss in 2 half-moves
19 Kc5 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg8 loss in 2 half-moves
25 Rh8 loss in 2 half-moves