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

EGTB: win in 4 half-moves

# move score
1 Rc3 win in 3 half-moves
2 K4c3 win in 7 half-moves
3 Ra5 win in 7 half-moves
4 K3c3 draw
5 K3e3 draw
6 K4c4 draw
7 K4e3 draw
8 K4e4 draw
9 Kc5 draw
10 Kd5 draw
11 Ke5 draw
12 Ra1 draw
13 Ra4 draw
14 Ra6 draw
15 Ra7 draw
16 Ra8 draw
17 Rb3 draw
18 K3c4 loss in 2 half-moves
19 K3e4 loss in 2 half-moves
20 Kc2 loss in 2 half-moves
21 Kd2 loss in 2 half-moves
22 Ke2 loss in 2 half-moves
23 Ra2 loss in 2 half-moves