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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Ka2 draw
3 Ka4 draw
4 Kb2 draw
5 Kb3 draw
6 Kb4 draw
7 Ra4 draw
8 Ra5 draw
9 Ra6 draw
10 Rb7 draw
11 Rc7 draw
12 Rd7 draw
13 Re7 draw
14 Rf7 loss in 2 half-moves
15 Rg7 loss in 2 half-moves
16 Rh7 loss in 2 half-moves