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

EGTB: win in 4 half-moves

# move score
1 Rd2 win in 3 half-moves
2 Ke5 win in 5 half-moves
3 Rc3 win in 5 half-moves
4 Rc4 win in 5 half-moves
5 Kd3 draw
6 Kd4 draw
7 Kd5 draw
8 Ke3 draw
9 Ra2 draw
10 Rb2 draw
11 Rc1 draw
12 Rc7 draw
13 Rc8 draw
14 Re2 draw
15 Kf3 loss in 2 half-moves
16 Kf4 loss in 2 half-moves
17 Kf5 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rc6 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rh2 loss in 2 half-moves