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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Kb7 win in 1 half-moves
3 Ka6 draw
4 Ka8 draw
5 Kb8 draw
6 Ra1 draw
7 Ra3 draw
8 Ra4 draw
9 Ra5 draw
10 Rb2 draw
11 Rh2 draw
12 Ra6 loss in 2 half-moves
13 Rc2 loss in 2 half-moves
14 Rd2 loss in 2 half-moves
15 Re2 loss in 2 half-moves
16 Rf2 loss in 2 half-moves
17 Rg2 loss in 2 half-moves