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

EGTB: win in 4 half-moves

# move score
1 Rc7 win in 3 half-moves
2 K7a7 draw
3 K7a8 draw
4 K7c8 draw
5 K8a7 draw
6 K8a8 draw
7 K8c8 draw
8 Ka6 draw
9 Kb6 draw
10 Rd7 draw
11 Rh1 draw
12 Rh2 draw
13 Rh3 draw
14 Rh8 draw
15 K7c7 loss in 2 half-moves
16 K8c7 loss in 2 half-moves
17 Kc6 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rh4 loss in 2 half-moves
22 Rh5 loss in 2 half-moves
23 Rh6 loss in 2 half-moves