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

EGTB: win in 4 half-moves

# move score
1 Kc1 win in 3 half-moves
2 Kc2 win in 3 half-moves
3 Ka2 win in 5 half-moves
4 Kb2 win in 5 half-moves
5 Rd1 win in 5 half-moves
6 Rd2 win in 5 half-moves
7 Ka1 draw
8 Kd3 draw
9 Kd5 draw
10 Ke3 draw
11 Ke5 draw
12 Kf3 draw
13 Kf4 draw
14 Kf5 draw
15 Rc4 draw
16 Rd3 draw
17 Rd5 draw
18 Rd6 draw
19 Ra4 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Rd8 loss in 2 half-moves