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

EGTB: win in 4 half-moves

# move score
1 Kc4 win in 3 half-moves
2 Kd4 win in 3 half-moves
3 Rd5 win in 3 half-moves
4 Re5 win in 3 half-moves
5 Kd2 win in 7 half-moves
6 Kb4 draw
7 Kb5 draw
8 Kc6 draw
9 Kd1 draw
10 Kd5 draw
11 Kd6 draw
12 Rf1 draw
13 Rf6 draw
14 Rf7 draw
15 Rf8 draw
16 Kb6 loss in 2 half-moves
17 Ke2 loss in 2 half-moves
18 Kf1 loss in 2 half-moves
19 Kf2 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rf4 loss in 2 half-moves
23 Rg5 loss in 2 half-moves
24 Rh5 loss in 2 half-moves