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

EGTB: win in 4 half-moves

# move score
1 Kf2 win in 3 half-moves
2 Kf3 win in 3 half-moves
3 Kf1 draw
4 Kg3 draw
5 Kgg1 draw
6 Kgh2 draw
7 Kh3 draw
8 Khg1 draw
9 Khh2 draw
10 Rd4 draw
11 Re5 draw
12 Re6 draw
13 Re7 draw
14 Re8 draw
15 Rf4 draw
16 Rg4 draw
17 Rh4 draw
18 Ra4 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rc4 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