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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Ka2 draw
3 Ka4 draw
4 Kb2 draw
5 Kb3 draw
6 Kd8 draw
7 Ke6 draw
8 Ke7 draw
9 Ke8 draw
10 Rd1 draw
11 Rd2 draw
12 Rd3 draw
13 Rd4 draw
14 Rd5 draw
15 Re6 draw
16 Rf6 draw
17 Rg6 draw
18 Rh6 draw
19 Kc6 loss in 2 half-moves
20 Kc7 loss in 2 half-moves
21 Kc8 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rc6 loss in 2 half-moves