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

EGTB: win in 4 half-moves

# move score
1 Rf5 win in 3 half-moves
2 Kd3 win in 7 half-moves
3 Kd4 win in 7 half-moves
4 Kd5 win in 7 half-moves
5 Rf6 win in 7 half-moves
6 Kc5 win in 11 half-moves
7 Ra3 win in 15 half-moves
8 Ra4 win in 15 half-moves
9 Rb5 win in 15 half-moves
10 Rb6 win in 15 half-moves
11 Rc5 win in 15 half-moves
12 Rd6 win in 15 half-moves
13 Re6 win in 15 half-moves
14 Ra1 win in 17 half-moves
15 Ra2 win in 17 half-moves
16 Re5 win in 17 half-moves
17 Rd5 win in 21 half-moves
18 Kb5 win in 29 half-moves
19 Kb3 draw
20 Kb4 draw
21 Kc3 draw
22 Rc6 draw
23 Ra7 loss in 2 half-moves
24 Ra8 loss in 2 half-moves
25 Rg5 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rh5 loss in 2 half-moves
28 Rh6 loss in 2 half-moves