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

EGTB: win in 4 half-moves

# move score
1 Kc6 win in 3 half-moves
2 Kd6 win in 3 half-moves
3 Re6 win in 3 half-moves
4 Kf4 win in 5 half-moves
5 Re7 win in 5 half-moves
6 Ke4 win in 7 half-moves
7 Kf6 win in 7 half-moves
8 Re3 win in 7 half-moves
9 Re8 win in 7 half-moves
10 Kb5 draw
11 Kb6 draw
12 Kc4 draw
13 Kd4 draw
14 Kd5 draw
15 Ke6 draw
16 Kg4 draw
17 Kg5 draw
18 Kg6 draw
19 Re4 draw
20 Kb4 loss in 2 half-moves
21 Rd5 loss in 2 half-moves
22 Re1 loss in 2 half-moves
23 Re2 loss in 2 half-moves