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

EGTB: win in 4 half-moves

# move score
1 Kf1 win in 3 half-moves
2 Kd2 win in 5 half-moves
3 Kd3 win in 5 half-moves
4 Kf2 win in 5 half-moves
5 Rd8 win in 7 half-moves
6 Kb2 draw
7 Kb3 draw
8 Kb4 draw
9 Kc2 draw
10 Kc4 draw
11 Kd4 draw
12 Kg2 draw
13 Kh1 draw
14 Kh2 draw
15 Ra8 draw
16 Rb8 draw
17 Rc8 draw
18 Re1 draw
19 Re2 draw
20 Re3 draw
21 Re7 draw
22 Rf8 draw
23 Re4 loss in 2 half-moves
24 Re5 loss in 2 half-moves
25 Re6 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves