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 Rc1 draw
3 Rc2 draw
4 Rd8 draw
5 Re8 draw
6 Rf8 draw
7 Rh8 draw
8 Kg3 loss in 2 half-moves
9 Kg4 loss in 2 half-moves
10 Kg5 loss in 2 half-moves
11 Kh3 loss in 2 half-moves
12 Kh5 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rc7 loss in 2 half-moves