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

EGTB: win in 4 half-moves

# move score
1 Rh4 win in 3 half-moves
2 K5h6 draw
3 Ra2 draw
4 Rb2 draw
5 Rc2 draw
6 Rf2 draw
7 Rh3 draw
8 Kg4 loss in 2 half-moves
9 Kg5 loss in 2 half-moves
10 Kg7 loss in 2 half-moves
11 Kg8 loss in 2 half-moves
12 Kh4 loss in 2 half-moves
13 Kh8 loss in 2 half-moves
14 Rd2 loss in 2 half-moves
15 Re2 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rh1 loss in 2 half-moves
18 K5g6 loss in 1 half-moves
19 K7g6 loss in 1 half-moves
20 K7h6 loss in 1 half-moves