Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kf6 draw
3 Kg6 draw
4 Kg8 draw
5 Ra6 draw
6 Ra8 draw
7 Rc7 draw
8 Rd7 draw
9 Re7 draw
10 Kf7 loss in 12 half-moves
11 Kh6 loss in 12 half-moves
12 Kh7 loss in 12 half-moves
13 Kf8 loss in 6 half-moves
14 Kh8 loss in 6 half-moves
15 Ra5 loss in 4 half-moves
16 Ra1 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Ra2 loss in 1 half-moves