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

EGTB: win in 4 half-moves

# move score
1 Kc7 win in 3 half-moves
2 K5a6 draw
3 K5b6 draw
4 K5c6 draw
5 K7a6 draw
6 K7b6 draw
7 K7c6 draw
8 Kc5 draw
9 Ra3 draw
10 Rb3 draw
11 Rc3 draw
12 Rd6 draw
13 Re3 draw
14 Ka4 loss in 2 half-moves
15 Ka5 loss in 2 half-moves
16 Ka7 loss in 2 half-moves
17 Ka8 loss in 2 half-moves
18 Kb4 loss in 2 half-moves
19 Kb8 loss in 2 half-moves
20 Kc4 loss in 2 half-moves
21 Kc8 loss in 2 half-moves
22 Rd1 loss in 2 half-moves
23 Rd2 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Rd5 loss in 2 half-moves
26 Rd7 loss in 2 half-moves
27 Rd8 loss in 2 half-moves
28 Rf3 loss in 2 half-moves
29 Rg3 loss in 2 half-moves
30 Rh3 loss in 2 half-moves