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

EGTB: win in 4 half-moves

# move score
1 Rf2 win in 3 half-moves
2 Re2 win in 7 half-moves
3 Rg2 win in 7 half-moves
4 Rh2 win in 7 half-moves
5 Kd1 draw
6 Kd2 draw
7 Kd4 draw
8 Ke2 draw
9 Ke4 draw
10 Ke6 draw
11 Kf1 draw
12 Kf2 draw
13 Kf4 draw
14 Kf5 draw
15 Kf6 draw
16 Rc1 draw
17 Rc3 draw
18 Rc4 draw
19 Rc8 draw
20 Rd2 draw
21 Kd5 loss in 2 half-moves
22 Kd6 loss in 2 half-moves
23 Ra2 loss in 2 half-moves
24 Rb2 loss in 2 half-moves
25 Rc5 loss in 2 half-moves
26 Rc6 loss in 2 half-moves
27 Rc7 loss in 2 half-moves