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

EGTB: win in 2 half-moves

# move score
1 Ka6 win in 1 half-moves
2 Ra6 draw
3 Ra7 draw
4 Rb8 draw
5 Rd8 draw
6 Rg8 draw
7 Ka4 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Rc8 loss in 2 half-moves
11 Re8 loss in 2 half-moves
12 Rf8 loss in 2 half-moves
13 Rh8 loss in 2 half-moves
14 Kb6 loss in 1 half-moves