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

EGTB: win in 4 half-moves

# move score
1 Kc4 win in 3 half-moves
2 Kc5 win in 3 half-moves
3 Kd7 win in 3 half-moves
4 Kb5 win in 7 half-moves
5 Kd6 win in 7 half-moves
6 Kd8 win in 7 half-moves
7 Ke6 win in 7 half-moves
8 Kb3 win in 15 half-moves
9 Rb8 win in 21 half-moves
10 Ka3 draw
11 Ka4 draw
12 Ka5 draw
13 Kc3 draw
14 Ke8 draw
15 Kf6 draw
16 Kf7 draw
17 Kf8 draw
18 Ra8 draw
19 Rc4 draw
20 Rc5 draw
21 Rc6 draw
22 Rc7 draw
23 Rd8 draw
24 Re8 draw
25 Rh8 draw
26 Rc1 loss in 2 half-moves
27 Rc2 loss in 2 half-moves
28 Rc3 loss in 2 half-moves
29 Rf8 loss in 2 half-moves
30 Rg8 loss in 2 half-moves