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 Kg1 win in 3 half-moves
3 Kg2 win in 3 half-moves
4 Kd3 draw
5 Kf3 draw
6 Kh2 draw
7 Rc8 draw
8 Rd8 draw
9 Re3 draw
10 Re6 draw
11 Re7 draw
12 Rf8 draw
13 Kd1 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 Ke1 loss in 2 half-moves
16 Kf1 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves
23 Ke3 loss in 1 half-moves