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

EGTB: win in 4 half-moves

# move score
1 Kh4 win in 3 half-moves
2 Rh2 win in 3 half-moves
3 Rg1 win in 5 half-moves
4 Kf4 draw
5 Kf5 draw
6 Kf6 draw
7 Kg1 draw
8 Kg4 draw
9 Kg6 draw
10 Kh2 draw
11 Kh5 draw
12 Kh6 draw
13 Ra2 draw
14 Re2 draw
15 Rf2 draw
16 Rb2 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Rd2 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rg4 loss in 2 half-moves