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

EGTB: win in 4 half-moves

# move score
1 Rc3 win in 3 half-moves
2 Rd3 win in 3 half-moves
3 Ra3 win in 11 half-moves
4 Rb3 draw
5 Rf3 draw
6 Rg4 draw
7 Rg6 draw
8 Rg7 draw
9 Rg8 draw
10 K7c7 loss in 2 half-moves
11 K7c8 loss in 2 half-moves
12 K7e7 loss in 2 half-moves
13 K7e8 loss in 2 half-moves
14 K8c7 loss in 2 half-moves
15 K8c8 loss in 2 half-moves
16 K8e7 loss in 2 half-moves
17 K8e8 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Ke6 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rg2 loss in 2 half-moves
24 Rg5 loss in 2 half-moves
25 Rh3 loss in 2 half-moves