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 Kc5 draw
3 Kc6 draw
4 Kc7 draw
5 Kd5 draw
6 Rd8 draw
7 Rf8 draw
8 Kd7 loss in 2 half-moves
9 Ke5 loss in 2 half-moves
10 Ke6 loss in 2 half-moves
11 Ke7 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc1 loss in 2 half-moves
15 Rc2 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rc7 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves