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

EGTB: win in 2 half-moves

# move score
1 Kb2 win in 1 half-moves
2 Ka4 draw
3 Kb3 draw
4 Ra4 draw
5 Ra5 draw
6 Ra6 draw
7 Ra7 draw
8 Rb8 draw
9 Rd8 draw
10 Kb4 loss in 2 half-moves
11 Rc8 loss in 2 half-moves
12 Re8 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Rg8 loss in 2 half-moves
15 Rh8 loss in 2 half-moves
16 Ka2 loss in 1 half-moves