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