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

EGTB: win in 4 half-moves

# move score
1 Rc5 win in 3 half-moves
2 Rc1 loss in 6 half-moves
3 Rc2 loss in 4 half-moves
4 Rc3 loss in 4 half-moves
5 Rc4 loss in 4 half-moves
6 Kf1 loss in 2 half-moves
7 Kf2 loss in 2 half-moves
8 Kf3 loss in 2 half-moves
9 Kg1 loss in 2 half-moves
10 Kg3 loss in 2 half-moves
11 Kh1 loss in 2 half-moves
12 Kh2 loss in 2 half-moves
13 Kh3 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Rd8 loss in 1 half-moves
20 Re8 loss in 1 half-moves
21 Rf8 loss in 1 half-moves
22 Rg8 loss in 1 half-moves