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

EGTB: win in 2 half-moves

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