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

EGTB: win in 4 half-moves

# move score
1 Kf3 win in 3 half-moves
2 Ke2 draw
3 Kf2 draw
4 Kf4 draw
5 Kg7 draw
6 Kg8 draw
7 Kh7 draw
8 Rc4 draw
9 Rd4 draw
10 Re5 draw
11 Re6 draw
12 Re7 draw
13 Re8 draw
14 Rf4 draw
15 Rg4 draw
16 Rh4 draw
17 Kd2 loss in 2 half-moves
18 Kd3 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Rb4 loss in 2 half-moves