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 Ke7 draw
3 Ke8 draw
4 Kf7 draw
5 Kfg7 draw
6 Kfg8 draw
7 Kh7 draw
8 Khg7 draw
9 Khg8 draw
10 Ra4 draw
11 Rb5 draw
12 Rb6 draw
13 Rb7 draw
14 Rb8 draw
15 Rf4 draw
16 Rg4 draw
17 Rb1 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Re4 loss in 2 half-moves