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 Kb5 win in 3 half-moves
3 Kb6 win in 3 half-moves
4 Ka4 draw
5 Ka6 draw
6 Ke4 draw
7 Ke5 draw
8 Kf3 draw
9 Kf5 draw
10 Kg3 draw
11 Kg4 draw
12 Kg5 draw
13 Ra6 draw
14 Rc3 draw
15 Rc4 draw
16 Rc5 draw
17 Rc7 draw
18 Rc8 draw
19 Rd6 draw
20 Re6 draw
21 Rf6 draw
22 Rg6 draw
23 Rh6 draw
24 Ke3 loss in 2 half-moves
25 Rb6 loss in 2 half-moves
26 Rc1 loss in 2 half-moves
27 Rc2 loss in 2 half-moves