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

EGTB: win in 4 half-moves

# move score
1 Kb1 win in 3 half-moves
2 Kb2 win in 3 half-moves
3 Kb3 win in 3 half-moves
4 Kc3 win in 3 half-moves
5 Kc4 win in 3 half-moves
6 Kd1 win in 3 half-moves
7 Kd2 win in 3 half-moves
8 Kd3 win in 3 half-moves
9 Kd4 win in 3 half-moves
10 Ke4 win in 3 half-moves
11 Re3 win in 3 half-moves
12 Re4 win in 3 half-moves
13 Re6 win in 3 half-moves
14 Kc1 win in 5 half-moves
15 Kc5 win in 5 half-moves
16 Rf5 win in 7 half-moves
17 Kc6 draw
18 Kd6 draw
19 Ke6 draw
20 Re7 draw
21 Re8 draw
22 Re1 loss in 2 half-moves
23 Re2 loss in 2 half-moves
24 Rg5 loss in 2 half-moves
25 Rh5 loss in 2 half-moves