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 Kb5 draw
3 Kb6 draw
4 Kb7 draw
5 Rb7 draw
6 Ka5 loss in 2 half-moves
7 Kf1 loss in 2 half-moves
8 Kf2 loss in 2 half-moves
9 Kg2 loss in 2 half-moves
10 Kh1 loss in 2 half-moves
11 Kh2 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Re7 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rh7 loss in 2 half-moves