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