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

EGTB: win in 4 half-moves

# move score
1 Rd4 win in 3 half-moves
2 Rd5 win in 3 half-moves
3 Kc3 win in 5 half-moves
4 Kc4 win in 5 half-moves
5 Kc5 win in 5 half-moves
6 Ra8 win in 5 half-moves
7 Rc8 win in 5 half-moves
8 Kaa3 draw
9 Kaa5 draw
10 Kab3 draw
11 Kab5 draw
12 Kba3 draw
13 Kba5 draw
14 Kbb3 draw
15 Kbb5 draw
16 Rb8 draw
17 Rd3 draw
18 Rd6 draw
19 Rd7 draw
20 Rh8 draw
21 Rd1 loss in 2 half-moves
22 Rd2 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg8 loss in 2 half-moves