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

EGTB: win in 2 half-moves

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