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

EGTB: win in 4 half-moves

# move score
1 Ke4 win in 3 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kc2 draw
5 Kd1 draw
6 Kd2 draw
7 Ke6 draw
8 Kf6 draw
9 Kg5 draw
10 Kg6 draw
11 Ra5 draw
12 Rb5 draw
13 Rc5 draw
14 Rd5 draw
15 Re4 draw
16 Re6 draw
17 Re7 draw
18 Re8 draw
19 Kf4 loss in 2 half-moves
20 Kg4 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Re2 loss in 2 half-moves
23 Re3 loss in 2 half-moves