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

EGTB: win in 8 half-moves

# move score
1 Kb5 win in 7 half-moves
2 Kbb6 win in 9 half-moves
3 Ka5 win in 13 half-moves
4 Ka8 draw
5 Kaa7 draw
6 Kab6 draw
7 Kc7 draw
8 Kc8 draw
9 Ra8 draw
10 Kba7 loss in 2 half-moves
11 Kc6 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Rh8 loss in 2 half-moves