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