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

EGTB: win in 6 half-moves

# move score
1 K2c3 win in 5 half-moves
2 K2d3 win in 5 half-moves
3 Kc1 win in 5 half-moves
4 Kd1 win in 5 half-moves
5 Ra1 win in 5 half-moves
6 Rc2 win in 5 half-moves
7 Ke1 win in 9 half-moves
8 Kc5 win in 15 half-moves
9 Kc4 win in 21 half-moves
10 K4c3 draw
11 K4d3 draw
12 Kc2 draw
13 Kd5 draw
14 Ra3 draw
15 Ra4 draw
16 Ra7 draw
17 Ra8 draw
18 Rb2 draw
19 K2e3 loss in 2 half-moves
20 K4e3 loss in 2 half-moves
21 Ke2 loss in 2 half-moves
22 Ke4 loss in 2 half-moves
23 Ke5 loss in 2 half-moves
24 Ra5 loss in 2 half-moves
25 Ra6 loss in 2 half-moves