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

EGTB: win in 4 half-moves

# move score
1 Kf4 win in 3 half-moves
2 Kf2 draw
3 Kf3 draw
4 Kg2 draw
5 Kg4 draw
6 Kh2 draw
7 Kh3 draw
8 Kh4 draw
9 Ra1 draw
10 Rb1 draw
11 Rc1 draw
12 Rd1 draw
13 Re2 draw
14 Re3 draw
15 Re4 draw
16 Re5 draw
17 Re6 draw
18 Rf1 draw
19 Rg1 draw
20 Re7 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rh1 loss in 2 half-moves