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

EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Rh8 win in 3 half-moves
3 Kg1 draw
4 Kg2 draw
5 Kg3 draw
6 Kh1 draw
7 Kh3 draw
8 Rb8 draw
9 Re5 draw
10 Re6 draw
11 Re7 draw
12 Rf8 draw
13 Ra8 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Re1 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Re4 loss in 2 half-moves