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

EGTB: win in 4 half-moves

# move score
1 Ka4 win in 3 half-moves
2 Kb3 win in 3 half-moves
3 Kb4 win in 3 half-moves
4 Kd5 win in 3 half-moves
5 Ka2 draw
6 Kb2 draw
7 Kc5 draw
8 Kc6 draw
9 Kc7 draw
10 Kd7 draw
11 Ke5 draw
12 Ke7 draw
13 Re4 draw
14 Re5 draw
15 Re7 draw
16 Re8 draw
17 Rf6 draw
18 Re1 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rh6 loss in 2 half-moves