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

EGTB: win in 4 half-moves

# move score
1 Rh7 win in 3 half-moves
2 Kg7 win in 5 half-moves
3 Kg8 win in 5 half-moves
4 Ke7 draw
5 Ke8 draw
6 Kf7 draw
7 Ra4 draw
8 Rb4 draw
9 Rh5 draw
10 Rh6 draw
11 Rh8 draw
12 Rc4 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Re4 loss in 2 half-moves
15 Rf4 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Rh1 loss in 2 half-moves
18 Rh2 loss in 2 half-moves
19 Rh3 loss in 2 half-moves