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 Ka4 draw
3 Ka6 draw
4 Kb5 draw
5 Kb6 draw
6 Rb7 draw
7 Rc7 draw
8 Rd7 draw
9 Rf7 draw
10 Rg7 draw
11 Rh7 draw
12 Kb4 loss in 2 half-moves
13 Ra6 loss in 2 half-moves
14 Re7 loss in 2 half-moves