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

EGTB: win in 6 half-moves

# move score
1 Kb5 win in 5 half-moves
2 Ka5 draw
3 Ka7 draw
4 Kb6 draw
5 Kb7 draw
6 Kd1 draw
7 Kd3 draw
8 Ke1 draw
9 Ke2 draw
10 Ke3 draw
11 Ra8 draw
12 Rd8 draw
13 Re8 draw
14 Rf2 draw
15 Rf4 draw
16 Rf5 draw
17 Rf6 draw
18 Rf7 draw
19 Rg8 draw
20 Rh8 draw
21 Rc8 loss in 4 half-moves
22 Kc1 loss in 2 half-moves
23 Kc2 loss in 2 half-moves
24 Kc3 loss in 2 half-moves
25 Rb8 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rf3 loss in 2 half-moves