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

EGTB: win in 4 half-moves

# move score
1 Rh8 win in 3 half-moves
2 Rf8 win in 5 half-moves
3 Kgg2 draw
4 Kgh2 draw
5 Khg2 draw
6 Khh2 draw
7 Rd4 draw
8 Rd5 draw
9 Rd6 draw
10 Rd7 draw
11 Re8 draw
12 Rg8 draw
13 Kf1 loss in 2 half-moves
14 Kf2 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rc8 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