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 Ka3 draw
3 Ka5 draw
4 Kb4 draw
5 Kb5 draw
6 Kh2 draw
7 Ra5 draw
8 Ra6 draw
9 Rb7 draw
10 Rh7 draw
11 Kg1 loss in 2 half-moves
12 Kg2 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Kb3 loss in 1 half-moves