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

EGTB: win in 4 half-moves

# move score
1 Rc8 win in 3 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 Kc4 draw
11 Kc5 draw
12 Kc6 draw
13 Ra8 draw
14 Rb8 draw
15 Rd8 draw
16 Re2 draw
17 Re6 draw
18 Re7 draw
19 Re1 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Re5 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