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

EGTB: win in 4 half-moves

# move score
1 Kcc4 win in 3 half-moves
2 Ra2 win in 3 half-moves
3 Kb3 win in 7 half-moves
4 Rb3 win in 7 half-moves
5 Kb2 draw
6 Kb4 draw
7 Kc2 draw
8 Kcd3 draw
9 Kd2 draw
10 Kdc4 draw
11 Kdd3 draw
12 Ke3 draw
13 Ke4 draw
14 Ra1 draw
15 Ra4 draw
16 Kc5 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Ra8 loss in 2 half-moves