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 Rd8 draw
3 Re1 draw
4 Re2 draw
5 Re3 draw
6 Re4 draw
7 Rh8 draw
8 Ka5 loss in 2 half-moves
9 Ka8 loss in 2 half-moves
10 Kaa7 loss in 2 half-moves
11 Kab7 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kba7 loss in 2 half-moves
15 Kbb7 loss in 2 half-moves
16 Kc7 loss in 2 half-moves
17 Kc8 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves