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 Rd8 win in 5 half-moves
3 Rf4 win in 5 half-moves
4 Kf6 draw
5 Kf7 draw
6 Kf8 draw
7 Kgg6 draw
8 Kgg8 draw
9 Kgh6 draw
10 Kgh8 draw
11 Khg6 draw
12 Khg8 draw
13 Khh6 draw
14 Khh8 draw
15 Rc4 draw
16 Rd1 draw
17 Rd2 draw
18 Rd3 draw
19 Re4 draw
20 Rg4 draw
21 Ra4 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rd5 loss in 2 half-moves
24 Rd6 loss in 2 half-moves
25 Rd7 loss in 2 half-moves