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

EGTB: win in 4 half-moves

# move score
1 Rh6 win in 3 half-moves
2 Rh7 win in 3 half-moves
3 Kb6 win in 5 half-moves
4 Kb7 win in 5 half-moves
5 Ra4 win in 5 half-moves
6 Rb4 win in 5 half-moves
7 Ka5 draw
8 Ka7 draw
9 Kb5 draw
10 Kd7 draw
11 Kd8 draw
12 Ke7 draw
13 Kf7 draw
14 Kf8 draw
15 Rc4 draw
16 Rg4 draw
17 Rh3 draw
18 Rh5 draw
19 Rh8 draw
20 Rd4 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rf4 loss in 2 half-moves
23 Rh1 loss in 2 half-moves
24 Rh2 loss in 2 half-moves