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

EGTB: win in 6 half-moves

# move score
1 Rh4 win in 5 half-moves
2 Ra4 draw
3 Rb4 draw
4 Rc4 draw
5 Rd5 draw
6 Rd7 draw
7 Rd8 draw
8 Rg4 draw
9 Kf1 loss in 2 half-moves
10 Kf2 loss in 2 half-moves
11 Kgg2 loss in 2 half-moves
12 Kgh2 loss in 2 half-moves
13 Khg2 loss in 2 half-moves
14 Khh2 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Rd6 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves