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

EGTB: win in 4 half-moves

# move score
1 Kc3 win in 3 half-moves
2 Kc4 win in 3 half-moves
3 Kc5 win in 3 half-moves
4 Ke5 win in 3 half-moves
5 Rc8 win in 3 half-moves
6 Rd5 win in 3 half-moves
7 Kd5 draw
8 Ra8 draw
9 Rb8 draw
10 Rd6 draw
11 Rd7 draw
12 Kd3 loss in 2 half-moves
13 Ke3 loss in 2 half-moves
14 Ke4 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves