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

EGTB: win in 10 half-moves

# move score
1 Rh8 win in 9 half-moves
2 Ra8 draw
3 Rb8 draw
4 Re1 draw
5 Re2 draw
6 Re3 draw
7 Re5 draw
8 Rf8 draw
9 Rg8 draw
10 K1g2 loss in 2 half-moves
11 K1h2 loss in 2 half-moves
12 K3g2 loss in 2 half-moves
13 K3h2 loss in 2 half-moves
14 Kg1 loss in 2 half-moves
15 Kg3 loss in 2 half-moves
16 Kg4 loss in 2 half-moves
17 Kh4 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Re6 loss in 2 half-moves
22 Re7 loss in 2 half-moves