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 Ka4 draw
3 Ka6 draw
4 Ke1 draw
5 Ke2 draw
6 Ke3 draw
7 Kf1 draw
8 Kf3 draw
9 Kg1 draw
10 Kg2 draw
11 Kg3 draw
12 Ra3 draw
13 Rc3 draw
14 Rg3 draw
15 Rh1 draw
16 Rh2 draw
17 Rh4 draw
18 Rh5 draw
19 Rh6 draw
20 Kb5 loss in 2 half-moves
21 Kb6 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rd3 loss in 2 half-moves
24 Re3 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rh7 loss in 2 half-moves
27 Rh8 loss in 2 half-moves