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

EGTB: win in 2 half-moves

# move score
1 Kc4 win in 1 half-moves
2 Kd4 win in 1 half-moves
3 Ke4 win in 1 half-moves
4 Ra1 win in 1 half-moves
5 Ra4 win in 1 half-moves
6 Rb5 win in 1 half-moves
7 Kc5 loss in 2 half-moves
8 Kc6 loss in 2 half-moves
9 Kd6 loss in 2 half-moves
10 Ke5 loss in 2 half-moves
11 Ke6 loss in 2 half-moves
12 Ra2 loss in 2 half-moves
13 Ra3 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rc5 loss in 2 half-moves