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

EGTB: win in 4 half-moves

# move score
1 Rh5 win in 3 half-moves
2 Rh7 win in 3 half-moves
3 Kc5 draw
4 Kc6 draw
5 Kc7 draw
6 Kd5 draw
7 Kd7 draw
8 Kde7 draw
9 Ke5 draw
10 Ke6 draw
11 Ke8 draw
12 Kf7 draw
13 Kfe7 draw
14 Kg7 draw
15 Kg8 draw
16 Rb3 draw
17 Rf3 draw
18 Rg3 draw
19 Rh4 draw
20 Rh6 draw
21 Rh8 draw
22 Ra3 loss in 2 half-moves
23 Rc3 loss in 2 half-moves
24 Rd3 loss in 2 half-moves
25 Re3 loss in 2 half-moves
26 Rh1 loss in 2 half-moves
27 Rh2 loss in 2 half-moves