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

EGTB: win in 6 half-moves

# move score
1 Rc7 win in 5 half-moves
2 Rc8 win in 5 half-moves
3 Rb4 draw
4 Rc1 draw
5 Rc2 draw
6 Rc3 draw
7 Rg4 draw
8 Rh4 draw
9 Kd6 loss in 2 half-moves
10 Kd7 loss in 2 half-moves
11 Kd8 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Kee8 loss in 2 half-moves
14 Kef7 loss in 2 half-moves
15 Kf6 loss in 2 half-moves
16 Kfe8 loss in 2 half-moves
17 Kff7 loss in 2 half-moves
18 Kg7 loss in 2 half-moves
19 Kg8 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Rc5 loss in 2 half-moves
22 Rc6 loss in 2 half-moves
23 Rd4 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Rf4 loss in 2 half-moves