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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Ka3 draw
3 Ka4 draw
4 Ka5 draw
5 Kb5 draw
6 Kb8 draw
7 Kc4 draw
8 Kc5 draw
9 Kc7 draw
10 Kd7 draw
11 Kd8 draw
12 Ra5 draw
13 Rb5 draw
14 Rh4 draw
15 Rh6 draw
16 Rh7 draw
17 Rh8 draw
18 Kb3 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rd5 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Rf5 loss in 2 half-moves
24 Rg5 loss in 2 half-moves
25 Rh1 loss in 2 half-moves
26 Rh2 loss in 2 half-moves
27 Rh3 loss in 2 half-moves