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 Re7 draw
7 Rf7 draw
8 Rg7 draw
9 Rh7 draw
10 Ka4 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rd7 loss in 2 half-moves