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 Ke3 draw
3 Ke5 draw
4 Kf3 draw
5 Kf4 draw
6 Kf5 draw
7 Rd7 draw
8 Re7 draw
9 Rf7 draw
10 Rg7 draw
11 Rh7 draw
12 Ka5 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Kb7 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rc7 loss in 2 half-moves