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

EGTB: win in 4 half-moves

# move score
1 Re6 win in 3 half-moves
2 Kd4 win in 5 half-moves
3 Ra1 win in 5 half-moves
4 Kc4 win in 13 half-moves
5 Kd5 win in 13 half-moves
6 Rc7 win in 15 half-moves
7 Rb6 win in 17 half-moves
8 Rb7 win in 17 half-moves
9 Rc6 win in 19 half-moves
10 Kb4 draw
11 Kb5 draw
12 Kb6 draw
13 Kc6 draw
14 Kd6 draw
15 Ra5 draw
16 Ra8 draw
17 Ra2 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Rd6 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Re7 loss in 2 half-moves
23 Rf6 loss in 2 half-moves
24 Rf7 loss in 2 half-moves
25 Rg6 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh6 loss in 2 half-moves
28 Rh7 loss in 2 half-moves