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

EGTB: win in 4 half-moves

# move score
1 Rh6 win in 3 half-moves
2 Rf6 win in 5 half-moves
3 Kf1 draw
4 Kf2 draw
5 Kgg2 draw
6 Kgh2 draw
7 Khg2 draw
8 Khh2 draw
9 Rc6 draw
10 Rd4 draw
11 Rd5 draw
12 Rd7 draw
13 Rd8 draw
14 Re6 draw
15 Rg6 draw
16 Ra6 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Rd2 loss in 2 half-moves
20 Rd3 loss in 2 half-moves