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 Rh4 win in 5 half-moves
3 Re8 win in 17 half-moves
4 Rf8 win in 17 half-moves
5 Kb4 draw
6 Kb5 draw
7 Kc5 draw
8 Kd4 draw
9 Kd5 draw
10 Ra8 draw
11 Rc8 draw
12 Rg8 draw
13 Rh6 draw
14 Rh7 draw
15 Kb3 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 Rh2 loss in 2 half-moves
22 Rh3 loss in 2 half-moves