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 Kf7 draw
3 Kf8 draw
4 Kg7 draw
5 Kh7 draw
6 Kh8 draw
7 Ra8 draw
8 Rc7 draw
9 Rd7 draw
10 Rf7 draw
11 Rg7 draw
12 Ra2 loss in 4 half-moves
13 Ra3 loss in 4 half-moves
14 Ra5 loss in 4 half-moves
15 Ra6 loss in 4 half-moves
16 Ra1 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Ra4 loss in 1 half-moves