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

EGTB: win in 2 half-moves

# move score
1 Rc4 win in 1 half-moves
2 Kd5 loss in 2 half-moves
3 Ke5 loss in 2 half-moves
4 Ke6 loss in 2 half-moves
5 Ke8 loss in 2 half-moves
6 Ra8 loss in 2 half-moves
7 Rb8 loss in 2 half-moves
8 Rc1 loss in 2 half-moves
9 Rc2 loss in 2 half-moves
10 Rc3 loss in 2 half-moves
11 K6c7 loss in 1 half-moves
12 K6d7 loss in 1 half-moves
13 K6e7 loss in 1 half-moves
14 K8c7 loss in 1 half-moves
15 K8d7 loss in 1 half-moves
16 K8e7 loss in 1 half-moves
17 Kc5 loss in 1 half-moves
18 Kc6 loss in 1 half-moves
19 Rc5 loss in 1 half-moves
20 Rc6 loss in 1 half-moves
21 Rc7 loss in 1 half-moves