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

EGTB: win in 6 half-moves

# move score
1 Ra4 win in 5 half-moves
2 K7a7 draw
3 K7a8 draw
4 K7c7 draw
5 K7c8 draw
6 K8a7 draw
7 K8a8 draw
8 K8c7 draw
9 K8c8 draw
10 Ka6 draw
11 Kb6 draw
12 Kc6 draw
13 Rb4 draw
14 Rf3 draw
15 Rf5 draw
16 Rf6 draw
17 Rf7 draw
18 Rf8 draw
19 Rg4 draw
20 Rh4 draw
21 Rc4 loss in 2 half-moves
22 Rd4 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rf2 loss in 2 half-moves