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 Ka5 draw
3 Kb5 draw
4 Kb6 draw
5 Kb7 draw
6 Kf1 draw
7 Kf2 draw
8 Kg1 draw
9 Kh1 draw
10 Kh2 draw
11 Rb7 draw
12 Rc7 draw
13 Rd7 draw
14 Re7 draw
15 Rf7 draw
16 Kf3 loss in 2 half-moves
17 Kg3 loss in 2 half-moves
18 Kh3 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves